#g-ngm-2309-top-5-asteroids_primary_ai2html-box{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#g-ngm-2309-top-5-asteroids_primary_ai2html-box .ngm-link{color:inherit}#g-ngm-2309-top-5-asteroids_primary_ai2html-box p{margin:0}#g-ngm-2309-top-5-asteroids_primary_ai2html-box .g-aiAbs{position:absolute}#g-ngm-2309-top-5-asteroids_primary_ai2html-box .g-aiImg{position:absolute;top:0;display:block;width:100%!important}#g-ngm-2309-top-5-asteroids_primary_ai2html-box .g-aiSymbol{position:absolute;box-sizing:border-box}#g-ngm-2309-top-5-asteroids_primary_ai2html-box .g-aiPointText p{white-space:nowrap}#g-ngm-2309-top-5-asteroids_primary_ai2html-small_or_tablet{position:relative;overflow:hidden}#g-ngm-2309-top-5-asteroids_primary_ai2html-small_or_tablet p{font-family:GeographEditRegular,sans-serif;font-weight:400;font-style:normal;line-height:20px;height:auto;filter:alpha(opacity=100);-ms-filter:progid:DXImageTransform.Microsoft.Alpha(Opacity=100);opacity:1;letter-spacing:0em;font-size:14px;text-align:left;color:#fff;text-transform:none;padding-bottom:0;padding-top:0;mix-blend-mode:normal;position:static}#g-ngm-2309-top-5-asteroids_primary_ai2html-small_or_tablet .g-pstyle0{font-size:16px}#g-ngm-2309-top-5-asteroids_primary_ai2html-small_or_tablet .g-pstyle1{line-height:23px;height:23px;color:#fc5656}#g-ngm-2309-top-5-asteroids_primary_ai2html-small_or_tablet .g-pstyle2{line-height:23px;height:23px;color:#fc0}#g-ngm-2309-top-5-asteroids_primary_ai2html-small_or_tablet .g-pstyle3{line-height:23px;height:23px;color:#7fb0d4}#g-ngm-2309-top-5-asteroids_primary_ai2html-small_or_tablet .g-pstyle4{font-family:GeographEditMedium,Helvetica Neue,Helvetica,Arial,sans-serif;line-height:23px;height:23px;font-size:16px}#g-ngm-2309-top-5-asteroids_primary_ai2html-small_or_tablet .g-pstyle5{height:20px}#g-ngm-2309-top-5-asteroids_primary_ai2html-x-small_or_mobile{position:relative;overflow:hidden}#g-ngm-2309-top-5-asteroids_primary_ai2html-x-small_or_mobile p{font-family:GeographEditRegular,sans-serif;font-weight:400;font-style:normal;line-height:20px;height:auto;filter:alpha(opacity=100);-ms-filter:progid:DXImageTransform.Microsoft.Alpha(Opacity=100);opacity:1;letter-spacing:0em;font-size:14px;text-align:left;color:#fff;text-transform:none;padding-bottom:0;padding-top:0;mix-blend-mode:normal;position:static}#g-ngm-2309-top-5-asteroids_primary_ai2html-x-small_or_mobile .g-pstyle0{font-size:16px}#g-ngm-2309-top-5-asteroids_primary_ai2html-x-small_or_mobile .g-pstyle1{line-height:23px;height:23px;color:#fc5656}#g-ngm-2309-top-5-asteroids_primary_ai2html-x-small_or_mobile .g-pstyle2{font-family:GeographEditMedium,Helvetica Neue,Helvetica,Arial,sans-serif;height:20px;font-size:16px}#g-ngm-2309-top-5-asteroids_primary_ai2html-x-small_or_mobile .g-pstyle3{height:20px}#g-ngm-2309-top-5-asteroids_primary_ai2html-x-small_or_mobile .g-pstyle4{line-height:23px;height:23px;color:#fc0}#g-ngm-2309-top-5-asteroids_primary_ai2html-x-small_or_mobile .g-pstyle5{line-height:23px;height:23px;color:#7fb0d4}#g-ngm-2309-top-5-asteroids_crater_ai2html-box{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#g-ngm-2309-top-5-asteroids_crater_ai2html-box .ngm-link{color:inherit}#g-ngm-2309-top-5-asteroids_crater_ai2html-box,#g-ngm-2309-top-5-asteroids_crater_ai2html-box .g-artboard{margin:0 auto}#g-ngm-2309-top-5-asteroids_crater_ai2html-box p{margin:0}#g-ngm-2309-top-5-asteroids_crater_ai2html-box .g-aiAbs{position:absolute}#g-ngm-2309-top-5-asteroids_crater_ai2html-box .g-aiImg{position:absolute;top:0;display:block;width:100%!important}#g-ngm-2309-top-5-asteroids_crater_ai2html-box .g-aiSymbol{position:absolute;box-sizing:border-box}#g-ngm-2309-top-5-asteroids_crater_ai2html-box .g-aiPointText p{white-space:nowrap}#g-ngm-2309-top-5-asteroids_crater_ai2html-small_or_tablet{position:relative;overflow:hidden}#g-ngm-2309-top-5-asteroids_crater_ai2html-small_or_tablet p{font-family:GeographEditRegular,sans-serif;font-weight:400;font-style:normal;line-height:20px;height:auto;filter:alpha(opacity=100);-ms-filter:progid:DXImageTransform.Microsoft.Alpha(Opacity=100);opacity:1;letter-spacing:0em;font-size:16px;text-align:left;color:#ce7000;text-transform:none;padding-bottom:0;padding-top:0;mix-blend-mode:normal;position:static}#g-ngm-2309-top-5-asteroids_crater_ai2html-small_or_tablet .g-pstyle0{height:20px;color:#ef5252}#g-ngm-2309-top-5-asteroids_crater_ai2html-small_or_tablet .g-pstyle1{height:20px}#g-ngm-2309-top-5-asteroids_crater_ai2html-x-small_or_mobile{position:relative;overflow:hidden}#g-ngm-2309-top-5-asteroids_crater_ai2html-x-small_or_mobile p{font-family:GeographEditRegular,sans-serif;font-weight:400;font-style:normal;line-height:12px;height:auto;filter:alpha(opacity=100);-ms-filter:progid:DXImageTransform.Microsoft.Alpha(Opacity=100);opacity:1;letter-spacing:0em;font-size:13px;text-align:left;color:#ce7000;text-transform:none;padding-bottom:0;padding-top:0;mix-blend-mode:normal;position:static}#g-ngm-2309-top-5-asteroids_crater_ai2html-x-small_or_mobile .g-pstyle0{height:12px;color:#ef5252}#g-ngm-2309-top-5-asteroids_crater_ai2html-x-small_or_mobile .g-pstyle1{height:12px}.PageLayout.PageLayout--interactive,.PageLayout.PageLayout--article{overflow:unset}.ngm-scroll-frame img,.ngm-scroll-frame video,.ngm-scroll-frame svg{max-width:none}.ngm-scroll-frame{position:relative}.ngm-scroll-frame .ngm-scroll-bg{position:relative;height:100vh;z-index:10}.ngm-scroll-frame .ngm-scroll-bg.ngm-scroll-bg-sticky{position:sticky}.ngm-scroll-frame .ngm-scroll-bg.ngm-scroll-bg-fixed{position:fixed;top:0;left:0;width:100%;height:100%;z-index:11}.ngm-scroll-frame .ngm-scroll-bg .ngm-scroll-bg-foreground{position:absolute;z-index:6;top:0;left:0;width:100%;height:100%;pointer-events:none}.ngm-scroll-frame .ngm-scroll-bg .ngm-scroll-bg-foreground>*{pointer-events:auto}.ngm-scroll-frame .ngm-scroll-fg{pointer-events:none;position:relative;z-index:11;overflow:hidden;-webkit-transform:translateZ(1000px)}.ngm-scroll-frame .ngm-scroll-fg .ngm-scroll-fg-slide .ngm-scroll-fg-slide-inner{pointer-events:auto;margin:100vh auto 0;max-width:500px;padding:30px;background:white;box-shadow:0 0 5px #0000004d}.ngm-scroll-frame .ngm-scroll-fg .ngm-scroll-fg-slide:first-child .ngm-scroll-fg-slide-inner:first-child{margin-top:0}.ngm-scroll-frame .ngm-scroll-fg .ngm-scroll-fg-slide:last-child .ngm-scroll-fg-slide-inner:last-child{margin-bottom:100vh}.ngm-gallery{position:relative}.ngm-gallery img,.ngm-gallery video,.ngm-gallery svg{max-width:none}.ngm-gallery .ngm-gallery-slide{position:absolute;top:0;left:0;width:100%;height:100%;overflow:hidden;background:white;text-align:center;z-index:1}.ngm-gallery .ngm-gallery-slide:first-child{position:relative}.ngm-gallery.ngm-gallery-full{height:100vh;width:100%;position:fixed;top:0;left:0;z-index:113}.ngm-gallery-ad-control#interactive-refresh-ad{z-index:114;position:relative;background:none;border:none;pointer-events:none;transition:.5s opacity,0s visibility .5s}.ngm-gallery-ad-control#interactive-refresh-ad.ng-inactive{opacity:0;visibility:hidden}.ngm-gallery-ad-control#interactive-refresh-ad .sticky-leaderboard{background:none}.ngm-gallery-ad-control#interactive-refresh-ad .sticky-leaderboard iframe{pointer-events:auto}.ngm-fit-kit-container{position:relative}.ngm-fit-kit{max-width:none}.ngm-fit-kit.ngm-fit-kit-contain-el{position:absolute;max-width:100%;max-height:100%;width:100%;top:50%;left:50%;transform:translate(-50%,-50%)}.ngm-fit-kit.ngm-fit-kit-bleed-el{position:absolute}video.ngm-fit-kit.ngm-fit-kit-bleed-el{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.ngm-fit-kit.ngm-fit-kit-contain-media{width:100%;height:100%;max-width:100%;max-height:100%;-o-object-fit:contain;object-fit:contain}.___fullbleed-img-picker{width:200px;position:absolute;z-index:1111111;bottom:15px;right:15px;box-shadow:0 0 10px #000}.___fullbleed-img-picker code{background:#fff;font-size:11px;display:block;padding:3px;text-align:left}.ngm-2309-top-5-asteroids{background-color:#000!important}.ngm-2309-top-5-asteroids{background:#000}.ngm-2309-top-5-asteroids html,.ngm-2309-top-5-asteroids body,.ngm-2309-top-5-asteroids div,.ngm-2309-top-5-asteroids span,.ngm-2309-top-5-asteroids applet,.ngm-2309-top-5-asteroids object,.ngm-2309-top-5-asteroids iframe,.ngm-2309-top-5-asteroids h1,.ngm-2309-top-5-asteroids h2,.ngm-2309-top-5-asteroids h3,.ngm-2309-top-5-asteroids h4,.ngm-2309-top-5-asteroids h5,.ngm-2309-top-5-asteroids h6,.ngm-2309-top-5-asteroids p,.ngm-2309-top-5-asteroids blockquote,.ngm-2309-top-5-asteroids pre,.ngm-2309-top-5-asteroids a,.ngm-2309-top-5-asteroids abbr,.ngm-2309-top-5-asteroids acronym,.ngm-2309-top-5-asteroids address,.ngm-2309-top-5-asteroids big,.ngm-2309-top-5-asteroids cite,.ngm-2309-top-5-asteroids code,.ngm-2309-top-5-asteroids del,.ngm-2309-top-5-asteroids dfn,.ngm-2309-top-5-asteroids em,.ngm-2309-top-5-asteroids img,.ngm-2309-top-5-asteroids ins,.ngm-2309-top-5-asteroids kbd,.ngm-2309-top-5-asteroids q,.ngm-2309-top-5-asteroids s,.ngm-2309-top-5-asteroids samp,.ngm-2309-top-5-asteroids small,.ngm-2309-top-5-asteroids strike,.ngm-2309-top-5-asteroids strong,.ngm-2309-top-5-asteroids sub,.ngm-2309-top-5-asteroids sup,.ngm-2309-top-5-asteroids tt,.ngm-2309-top-5-asteroids var,.ngm-2309-top-5-asteroids b,.ngm-2309-top-5-asteroids u,.ngm-2309-top-5-asteroids i,.ngm-2309-top-5-asteroids center,.ngm-2309-top-5-asteroids dl,.ngm-2309-top-5-asteroids dt,.ngm-2309-top-5-asteroids dd,.ngm-2309-top-5-asteroids ol,.ngm-2309-top-5-asteroids ul,.ngm-2309-top-5-asteroids li,.ngm-2309-top-5-asteroids fieldset,.ngm-2309-top-5-asteroids form,.ngm-2309-top-5-asteroids label,.ngm-2309-top-5-asteroids legend,.ngm-2309-top-5-asteroids table,.ngm-2309-top-5-asteroids caption,.ngm-2309-top-5-asteroids tbody,.ngm-2309-top-5-asteroids tfoot,.ngm-2309-top-5-asteroids thead,.ngm-2309-top-5-asteroids tr,.ngm-2309-top-5-asteroids th,.ngm-2309-top-5-asteroids td,.ngm-2309-top-5-asteroids article,.ngm-2309-top-5-asteroids aside,.ngm-2309-top-5-asteroids canvas,.ngm-2309-top-5-asteroids details,.ngm-2309-top-5-asteroids embed,.ngm-2309-top-5-asteroids figure,.ngm-2309-top-5-asteroids figcaption,.ngm-2309-top-5-asteroids footer,.ngm-2309-top-5-asteroids header,.ngm-2309-top-5-asteroids hgroup,.ngm-2309-top-5-asteroids menu,.ngm-2309-top-5-asteroids nav,.ngm-2309-top-5-asteroids output,.ngm-2309-top-5-asteroids ruby,.ngm-2309-top-5-asteroids section,.ngm-2309-top-5-asteroids summary,.ngm-2309-top-5-asteroids time,.ngm-2309-top-5-asteroids mark,.ngm-2309-top-5-asteroids audio,.ngm-2309-top-5-asteroids video{margin:0;padding:0;border:0;font-size:100%;font:inherit;vertical-align:baseline}.ngm-2309-top-5-asteroids article,.ngm-2309-top-5-asteroids aside,.ngm-2309-top-5-asteroids details,.ngm-2309-top-5-asteroids figcaption,.ngm-2309-top-5-asteroids figure,.ngm-2309-top-5-asteroids footer,.ngm-2309-top-5-asteroids header,.ngm-2309-top-5-asteroids hgroup,.ngm-2309-top-5-asteroids menu,.ngm-2309-top-5-asteroids nav,.ngm-2309-top-5-asteroids section{display:block}.ngm-2309-top-5-asteroids body{line-height:1}.ngm-2309-top-5-asteroids ol,.ngm-2309-top-5-asteroids ul{list-style:none}.ngm-2309-top-5-asteroids blockquote,.ngm-2309-top-5-asteroids q{quotes:none}.ngm-2309-top-5-asteroids blockquote:before,.ngm-2309-top-5-asteroids blockquote:after,.ngm-2309-top-5-asteroids q:before,.ngm-2309-top-5-asteroids q:after{content:"";content:none}.ngm-2309-top-5-asteroids table{border-collapse:collapse;border-spacing:0}.ngm-2309-top-5-asteroids,.ngm-2309-top-5-asteroids p{font-size:16px;font-family:GeoEditRegular,Franklin Gothic Medium,Franklin Gothic,ITC Franklin Gothic,Helvetica,Arial,sans-serif;font-weight:300;color:#333;line-height:1.6em;-moz-osx-font-smoothing:grayscale;-webkit-font-smoothing:antialiased}.ngm-2309-top-5-asteroids p{margin:0 0 25px}.ngm-2309-top-5-asteroids i,.ngm-2309-top-5-asteroids em{font-family:GeographEditRegularItalic,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:italic;font-weight:400}@font-face{font-family:GeographEditRegularItalic;src:url(https://www.nationalgeographic.com/interactive-assets/nggraphics/ngm-fonts/geograph-edit-regular-italic.woff2) format("woff2"),url(https://www.nationalgeographic.com/interactive-assets/nggraphics/ngm-fonts/geograph-edit-regular-italic.woff) format("woff");font-style:italic;font-weight:400;font-display:swap}.ngm-2309-top-5-asteroids b,.ngm-2309-top-5-asteroids strong{font-family:GeographEditBold,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:bold;font-weight:700}@font-face{font-family:GeographEditBold;src:url(https://www.nationalgeographic.com/interactive-assets/nggraphics/ngm-fonts/geograph-edit-bold.woff2) format("woff2"),url(https://www.nationalgeographic.com/interactive-assets/nggraphics/ngm-fonts/geograph-edit-bold.woff) format("woff");font-style:bold;font-weight:700;font-display:swap}.ngm-2309-top-5-asteroids strong i,.ngm-2309-top-5-asteroids b i,.ngm-2309-top-5-asteroids b em,.ngm-2309-top-5-asteroids strong em,.ngm-2309-top-5-asteroids em strong,.ngm-2309-top-5-asteroids i strong{font-family:GeographEditBoldItalic,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:italic;font-weight:700}@font-face{font-family:GeographEditBoldItalic;src:url(https://www.nationalgeographic.com/interactive-assets/nggraphics/ngm-fonts/geograph-edit-bold-italic.woff2) format("woff2"),url(https://www.nationalgeographic.com/interactive-assets/nggraphics/ngm-fonts/geograph-edit-bold-italic.woff) format("woff");font-style:italic;font-weight:700;font-display:swap}.ngm-2309-top-5-asteroids a{color:inherit;text-decoration:none}.ngm-2309-top-5-asteroids a:hover,.ngm-2309-top-5-asteroids a:focus,.ngm-2309-top-5-asteroids a:active{color:inherit;text-decoration:none}.ngm-2309-top-5-asteroids a:visited{text-decoration:none}.ngm-2309-top-5-asteroids .ngp_text-fill-link a,.ngm-2309-top-5-asteroids .ngp_text-fill-link a:link,.ngm-2309-top-5-asteroids .ngp_text-fill-link a:visited{background-image:linear-gradient(120deg,#fc0 0%,#fc0 100%);background-position:0 100%;background-repeat:no-repeat;background-size:100% 0;border-bottom:2px solid #fc0;color:#f2f2f2;text-decoration:none;transition:background-size .125s ease-in}.ngm-2309-top-5-asteroids .ngp_text-fill-link a:hover{background-size:100% 100%}@media (max-width: 767px){.ngm-2309-top-5-asteroids .ai2html .g-artboard{margin:0 auto}}@media (min-width: 768px){.ngm-2309-top-5-asteroids .ai2html .g-artboard{margin:0}}@media (max-width: 683px){.ngm-2309-top-5-asteroids.ng-browser-width-align-medium .ai2html .g-artboard{margin:0 auto}.ngm-2309-top-5-asteroids.ng-browser-width-align-medium .ai2html{max-width:635px}}@media (min-width: 684px) and (max-width: 767px){.ngm-2309-top-5-asteroids.ng-browser-width-align-medium .ai2html .g-artboard{margin:0}.ngm-2309-top-5-asteroids.ng-browser-width-align-medium{padding-left:calc((100vw - 660px)/2 + 12px)}}@media (min-width: 768px){.ngm-2309-top-5-asteroids.ng-browser-width-align-medium{padding-left:calc((100vw - 660px)/2 + 12px)}}@media (min-width: 1024px){.ngm-2309-top-5-asteroids.ng-browser-width-align-medium{padding-left:calc((100vw - 960px)/2 + 0px)}}.ngm-2309-top-5-asteroids .dipgbl-footer{box-sizing:border-box;width:100%;position:relative;font-family:GeographEditRegular,sans-serif;font-style:normal;font-weight:400;font-size:12px;line-height:1;letter-spacing:.3px;background:#000;color:#fff}@font-face{font-family:GeographEditRegular;src:url(https://www.nationalgeographic.com/interactive-assets/nggraphics/ngm-fonts/geograph-edit-regular.woff2) format("woff2"),url(https://www.nationalgeographic.com/interactive-assets/nggraphics/ngm-fonts/geograph-edit-regular.woff) format("woff");font-style:normal;font-weight:400;font-display:swap}.ngm-2309-top-5-asteroids .dipgbl-footer *{box-sizing:border-box}.ngm-2309-top-5-asteroids .dipgbl-footer .ngp_icon{width:1.5rem;height:1.5rem}.ngm-2309-top-5-asteroids .dipgbl-footer .ngp_icon--large{width:2.125rem;height:2.125rem}.ngm-2309-top-5-asteroids .dipgbl-footer__links{list-style:none;margin:0;padding:20px}@media screen and (min-width: 70em){.ngm-2309-top-5-asteroids .dipgbl-footer__links{display:inline-block}}@media screen and (min-width: 1000px){.ngm-2309-top-5-asteroids .dipgbl-footer__links{padding-bottom:0}}.ngm-2309-top-5-asteroids .dipgbl-footer__links li{padding:4px 0;line-height:1;vertical-align:middle}.ngm-2309-top-5-asteroids .dipgbl-footer__links li:first-child{font-size:0;margin-left:-5px}@media screen and (max-width: 999px){.ngm-2309-top-5-asteroids .dipgbl-footer__links li:not(:last-child){margin-bottom:10px}}@media screen and (min-width: 1000px){.ngm-2309-top-5-asteroids .dipgbl-footer__links li{margin-bottom:20px;padding:0 20px;display:inline-block;border-right:1px solid #fff}.ngm-2309-top-5-asteroids .dipgbl-footer__links li:first-child{-o-object-position:top left;object-position:top left;float:left;padding:0;margin-bottom:40px}.ngm-2309-top-5-asteroids .dipgbl-footer__links li:first-child,.ngm-2309-top-5-asteroids .dipgbl-footer__links li:last-child{border-right:0}}.ngm-2309-top-5-asteroids .dipgbl-footer__links li a{color:#fff;transition:color .3s ease-out;border-bottom:none;text-decoration:none}.ngm-2309-top-5-asteroids .dipgbl-footer__copyright{width:100%;border-top:1px solid #333;padding:20px}.ngm-2309-top-5-asteroids .dipgbl-footer__copyright>span{display:block;line-height:1.5;color:#999}.ngm-2309-top-5-asteroids .dipgbl-footer__copyright>span:first-child{margin-bottom:2px}@media screen and (min-width: 1000px){.ngm-2309-top-5-asteroids .dipgbl-footer__copyright span{width:auto;display:inline-block;line-height:1}.ngm-2309-top-5-asteroids .dipgbl-footer__copyright>span:first-child{border-right:1px solid #999;margin-bottom:0;padding:0 15px 0 6px}.ngm-2309-top-5-asteroids .dipgbl-footer__copyright>span:last-child{padding:0 6px 0 15px}}.ngm-2309-top-5-asteroids .dipgbl-footer__sns{position:absolute;right:0;top:0;padding:25px 20px;font-size:0}@media screen and (min-width: 1000px){.ngm-2309-top-5-asteroids .dipgbl-footer__sns{position:relative;margin:0 0 20px 20px;float:right;top:auto;right:auto;padding:0}}.ngm-2309-top-5-asteroids .dipgbl-footer__sns *{display:inline-block}.ngm-2309-top-5-asteroids .dipgbl-footer__sns__text{font-family:GeographBold,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:normal;font-weight:700;text-transform:uppercase;font-weight:400;font-size:12px;letter-spacing:3px;line-height:1;transform:translateY(5px)}@font-face{font-family:GeographBold;src:url(https://www.nationalgeographic.com/interactive-assets/nggraphics/ngm-fonts/geograph-bold.woff2) format("woff2"),url(https://www.nationalgeographic.com/interactive-assets/nggraphics/ngm-fonts/geograph-bold.woff) format("woff");font-style:normal;font-weight:700;font-display:swap}.ngm-2309-top-5-asteroids .dipgbl-footer__sns a{color:#fff;transition:color .3s ease-out;margin-left:20px;border-bottom:none}.ngm-2309-top-5-asteroids .dipgbl-footer__sns a .gct-icon{width:18px;height:18px}.ngm-2309-top-5-asteroids .dipgbl-footer__sns a .gct-icon svg{vertical-align:middle;width:18px;height:18px}.ngm-2309-top-5-asteroids{color:#f2f2f2;position:relative;color-scheme:light dark}.ngm-2309-top-5-asteroids .ng-graphic-wrap{position:relative;font-family:GeographEditRegular,sans-serif;font-style:normal;font-weight:400}.ngm-2309-top-5-asteroids .ng-content-well-container{position:relative;max-width:1280px;margin-left:auto;margin-right:auto;padding:0 328px 0 16px;overflow:visible}@media (max-width: 1023px){.ngm-2309-top-5-asteroids .ng-content-well-container{padding:0}}.ngm-2309-top-5-asteroids .ng-content-well-container-full-bleed,.ngm-2309-top-5-asteroids .ng-content-well-container-text{max-width:636px;width:100%;margin:0 auto}.ngm-2309-top-5-asteroids .ng-content-well-container-full-bleed{overflow:visible}@media (max-width: 660px){.ngm-2309-top-5-asteroids .ng-content-well-container-text{padding:0 12px}}.ngm-2309-top-5-asteroids .ngm-is-narrow{max-width:550px;margin:0 auto}@media (max-width: 700px){.ngm-2309-top-5-asteroids .ngm-is-narrow{padding:1em}}.ngm-2309-top-5-asteroids .ngm-is-limitedWidth{max-width:1200px;margin:0 auto;padding:0 1em}.ngm-2309-top-5-asteroids .ngmMainHeader{border-bottom:1px solid #222;padding:0 17px}.ngm-2309-top-5-asteroids .ngmMainHeader .ng-logo-box{position:absolute}@media (max-width: 450px){.ngm-2309-top-5-asteroids .ngmMainHeader .ng-logo-box{width:24px;overflow:hidden}}.ngm-2309-top-5-asteroids .ngmMainHeader .ng-logo-box__custom-logo{width:110px;height:48px;align-items:center;display:flex}.ngm-2309-top-5-asteroids .ngmMainHeader .ng-logo-box__logo{width:100%;height:100%;max-width:none}.ngm-2309-top-5-asteroids .ngmMainHeader .ng-logo-box__logo__lettering path{fill:#fff}.ngm-2309-top-5-asteroids .ngmMainHeader .ng-global-navigation__item-list{display:flex;justify-content:flex-end;min-height:48px}.ngm-2309-top-5-asteroids .ngmMainHeader .ng-global-navigation__item-list ul{margin:0;padding:0}.ngm-2309-top-5-asteroids .ngmMainHeader .ng-global-navigation__item-list li{list-style:none}.ngm-2309-top-5-asteroids .ngmMainHeader .ng-top-nav{display:inline-block;position:relative;float:right;height:100%;margin-bottom:0}.ngm-2309-top-5-asteroids .ngmMainHeader .ng-global-navigation__link{display:inline-block;height:48px;line-height:48px;overflow:hidden;position:relative;vertical-align:middle}.ngm-2309-top-5-asteroids .ngmMainHeader .ng-global-navigation__icon{height:auto;margin:0 0 0 15px}.ngm-2309-top-5-asteroids .ngmMainHeader .ng-global-navigation__icon a{line-height:48px;color:#fff;text-decoration:none}.ngm-2309-top-5-asteroids .ngmMainHeader .ng-global-navigation__icon svg{display:inline-block;vertical-align:middle;height:16px;width:16px}.ngm-2309-top-5-asteroids .ngmMainHeader .ng-global-navigation__icon:hover{opacity:.6}.ngm-2309-top-5-asteroids .ngmMainHeader .ng-top-nav__anchor,.ngm-2309-top-5-asteroids .ngmMainHeader .ng-top-nav__anchor:link,.ngm-2309-top-5-asteroids .ngmMainHeader .ng-top-nav__anchor:visited,.ngm-2309-top-5-asteroids .ngmMainHeader .ng-top-nav__anchor:hover,.ngm-2309-top-5-asteroids .ngmMainHeader .ng-top-nav__anchor:active{color:#fff;display:inline-block;font-weight:400;font-style:normal;line-height:1}.ngm-2309-top-5-asteroids .ngmMainHeader .ng-top-nav__anchor{padding:3px 13px!important;text-decoration:none!important;border:none!important}.ngm-2309-top-5-asteroids .ngmMainHeader .ng-top-nav__anchor:hover .nav-subscribe__content{color:#000}.ngm-2309-top-5-asteroids .ngmMainHeader .nav-subscribe__content{color:#fff;position:relative;z-index:2;font-family:GeographBold,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:normal;font-weight:700;font-weight:400;font-size:12px;letter-spacing:2px;line-height:1.5;text-decoration:none;pointer-events:none;padding:5px;text-transform:uppercase}.ngm-2309-top-5-asteroids .ngmMainHeader .nav-subscribe__fillOne{bottom:0;left:0;position:absolute;right:0;top:0;background-color:#222;pointer-events:none}.ngm-2309-top-5-asteroids .ngmMainHeader .ng-top-nav__anchor:hover .nav-subscribe__fillTwo{width:100%}.ngm-2309-top-5-asteroids .ngmMainHeader .nav-subscribe__fillTwo{height:100%;left:0;position:absolute;top:0;transition:width .3s,color .3s;width:0%;background-color:#fc0;pointer-events:none}.ngm-2309-top-5-asteroids .ngmKicker{margin:4em 0 0}.ngm-2309-top-5-asteroids .ngmKicker a{color:inherit;border-bottom:none;text-decoration:none;letter-spacing:2.5px}.ngm-2309-top-5-asteroids .ngmKicker a:hover{text-decoration:underline}.ngm-2309-top-5-asteroids .ngmKicker-centered{text-align:center}.ngm-2309-top-5-asteroids .ngmKicker-desk{font-family:GeographBold,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:normal;font-weight:700;text-transform:uppercase;display:inline-block}.ngm-2309-top-5-asteroids .ngmKicker-desk:before{content:" ";display:inline-block;background:#fc0;width:4px;height:14px;margin:0 20px -1px 0}.ngm-2309-top-5-asteroids .ngmKicker-desk:after{content:" ";display:inline-block;background:#fc0;width:4px;height:14px;margin:0 0 -1px 20px}.ngm-2309-top-5-asteroids .ngmKicker-desk-sans-rule:before{display:none}.ngm-2309-top-5-asteroids .ngmKicker-series{display:inline-block;margin-left:20px;font-family:GeographRegular,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:normal;font-weight:400;text-transform:uppercase}@font-face{font-family:GeographRegular;src:url(https://www.nationalgeographic.com/interactive-assets/nggraphics/ngm-fonts/geograph-regular.woff2) format("woff2"),url(https://www.nationalgeographic.com/interactive-assets/nggraphics/ngm-fonts/geograph-regular.woff) format("woff");font-style:normal;font-weight:400;font-display:swap}.ngm-2309-top-5-asteroids .ngmHeadline-basic{margin:1em 0 .8em;font-size:28px;font-family:GeographEditBold,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:bold;font-weight:700;font-weight:400;line-height:1.211;letter-spacing:.5px}@media (min-width: 900px){.ngm-2309-top-5-asteroids .ngmHeadline-basic{font-size:38px}}.ngm-2309-top-5-asteroids .ngmDek{font-size:18px;font-family:GeographEditRegular,sans-serif;font-style:normal;font-weight:400;line-height:1.5;letter-spacing:.5px}.ngm-2309-top-5-asteroids .ngmDateAndByline{margin:31px 0 10px;font-weight:400;line-height:1.5;letter-spacing:3px;text-transform:uppercase;color:#f2f2f2}.ngm-2309-top-5-asteroids .ngmDateAndByline p{font-family:GeographEditRegular,sans-serif;font-style:normal;font-weight:400;margin:0;font-size:12px}.ngm-2309-top-5-asteroids .ngmByline{font-family:GeographEditBold,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:bold;font-weight:700;color:inherit}.ngm-2309-top-5-asteroids .ngmDateline{color:gray}.ngm-2309-top-5-asteroids .ngmBody{margin:3em auto 0}.ngm-2309-top-5-asteroids .ngmBodyCopy{margin-bottom:32px;color:#f2f2f2;font-size:20px;font-family:Georgia,serif;font-weight:400;line-height:1.632;letter-spacing:.1px}.ngm-2309-top-5-asteroids .ngmBodyCopy strong,.ngm-2309-top-5-asteroids .ngmBodyCopy b{font-weight:700}.ngm-2309-top-5-asteroids .ngmBodyCopy em,.ngm-2309-top-5-asteroids .ngmBodyCopy i{font-style:italic}.ngm-2309-top-5-asteroids .ngmBodyCopy strong,.ngm-2309-top-5-asteroids .ngmBodyCopy em,.ngm-2309-top-5-asteroids .ngmBodyCopy b,.ngm-2309-top-5-asteroids .ngmBodyCopy i{font-family:inherit}@media (max-width: 700px){.ngm-2309-top-5-asteroids .ngmBodyCopy{font-size:18px}}.ngm-2309-top-5-asteroids .ngmBodyCopy a,.ngm-2309-top-5-asteroids .ngmBodyCopy a:link,.ngm-2309-top-5-asteroids .ngmBodyCopy a:visited{background-image:linear-gradient(120deg,#fc0 0%,#fc0 100%);background-position:0 100%;background-repeat:no-repeat;background-size:100% 0;border-bottom:2px solid #fc0;color:#f2f2f2;text-decoration:none;transition:background-size .125s ease-in}.ngm-2309-top-5-asteroids .ngmBodyCopy a:hover{background-size:100% 100%}.ngm-2309-top-5-asteroids blockquote{margin:32px 0;padding:16px 20px;border:1px solid #c9c9c9;color:gray;font-family:GeographEditRegular,sans-serif;font-style:normal;font-size:16px;font-weight:400;letter-spacing:0;letter-spacing:.1px;line-height:1.5;overflow:hidden;-moz-osx-font-smoothing:grayscale;-webkit-font-smoothing:antialiased}.ngm-2309-top-5-asteroids .ngmCredits{font-size:14px}.ngm-2309-top-5-asteroids .ngmCredits a,.ngm-2309-top-5-asteroids .ngmCredits a:link,.ngm-2309-top-5-asteroids .ngmCredits a:visited{background-image:linear-gradient(120deg,#fc0 0%,#fc0 100%);background-position:0 100%;background-repeat:no-repeat;background-size:100% 0;border-bottom:2px solid #fc0;color:#f2f2f2;text-decoration:none;transition:background-size .125s ease-in}.ngm-2309-top-5-asteroids .ngmCredits a:hover{background-size:100% 100%}.ngm-2309-top-5-asteroids .ngmCredits p{color:#f2f2f2;font-family:GeographEditRegular,sans-serif;font-style:normal;font-weight:400}.ngm-2309-top-5-asteroids .ngmReadNext{text-align:center;margin-bottom:30px}.ngm-2309-top-5-asteroids .ngmReadNext .ngmReadNextHeading{font-family:GeographBold,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:normal;font-weight:700;text-transform:uppercase;font-size:26px;line-height:40px;letter-spacing:3px;margin:30px 0 20px}@media (min-width: 1050px){.ngm-2309-top-5-asteroids .ngmReadNext .ngmReadNextHeading{font-size:32px}}.ngm-2309-top-5-asteroids .ngmReadNext .ngmYellowDivider{width:30px;height:5px;background-color:#fc0;margin:0 auto 27px}@media (min-width: 1050px){.ngm-2309-top-5-asteroids .ngmReadNext .ngmYellowDivider{margin:0 auto 41px;width:40px;height:4px}}.ngm-2309-top-5-asteroids .ngmReadNext .ngmReadNextHed{font-family:GeographEditBold,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:bold;font-weight:700;cursor:pointer;font-size:18px;line-height:26px;margin-bottom:14px}@media (min-width: 1050px){.ngm-2309-top-5-asteroids .ngmReadNext .ngmReadNextHed{font-size:28px;line-height:34px}}.ngm-2309-top-5-asteroids .ngmReadNext .ngmReadNextDek{font-family:GeographEditRegular,sans-serif;font-style:normal;font-weight:400;letter-spacing:.1px;color:#f2f2f2;cursor:pointer;margin-bottom:27px;font-size:14px;line-height:23px}@media (min-width: 1050px){.ngm-2309-top-5-asteroids .ngmReadNext .ngmReadNextDek{font-size:18px;line-height:27px}}.ngm-2309-top-5-asteroids .ngmReadNext .ngmReadNextButton{position:relative;width:143px;height:39px;border:none;filter:drop-shadow(0px 4px 4px rgba(0,0,0,.25));cursor:pointer}.ngm-2309-top-5-asteroids .ngmReadNext .ngmReadNextButton .ngmReadNextButtonText{position:absolute;font-family:GeographMedium,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:normal;font-weight:500;font-size:15px;line-height:18px;letter-spacing:2.5px;text-transform:uppercase;top:10px;left:60px}@font-face{font-family:GeographMedium;src:url(https://www.nationalgeographic.com/interactive-assets/nggraphics/ngm-fonts/geograph-medium.woff2) format("woff2"),url(https://www.nationalgeographic.com/interactive-assets/nggraphics/ngm-fonts/geograph-medium.woff) format("woff");font-style:normal;font-weight:500;font-display:swap}.ngm-2309-top-5-asteroids .ngmReadNext .ngmReadNextButton .ngmReadNextButtonIcon{position:absolute;top:13px;left:40px;width:12px;height:12px}.ngm-2309-top-5-asteroids .ngmReadNext .ngmReadNextButton .ngmReadNextButtonIcon .ngmReadNextButtonLine{border:1px solid #000000;margin:2px;width:12px}.ngm-2309-top-5-asteroids .ngmReadNext .ngmReadNextButtonFill1{background-color:#fc0;position:absolute;top:0;left:0;bottom:0;right:0}.ngm-2309-top-5-asteroids .ngmReadNext .ngmReadNextButtonFill2{background:#fff;height:100%;position:absolute;left:0;top:0;transition:width .3s,color .3s;width:0}.ngm-2309-top-5-asteroids .ngmReadNext .ngmReadNextButton:hover .ngmReadNextButtonFill2{width:100%}.ngm-2309-top-5-asteroids .ngmReadNext .ngmReadNextButton:hover .ngmReadNextButtonText{color:#000}.ngm-2309-top-5-asteroids .ngmReadNext .ngmReadNextButton:hover .ngmReadNextButtonIcon line{stroke:#000}.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto{margin-bottom:30px;max-width:636px}@media (min-width: 660px) and (max-width: 767px){.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto{margin:0 auto;padding:0}}.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmHeadingContainer{display:grid;grid-template-columns:min-content 1fr;-moz-column-gap:15px;column-gap:15px;margin:45px 0 25px}.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextHeading{font-family:GeographBold,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:normal;font-weight:700;text-transform:uppercase;font-size:26px;line-height:40px;letter-spacing:3px;grid-row:1/2}@media (min-width: 1050px){.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextHeading{font-size:32px}}.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmYellowDivider{width:5px;height:20px;background-color:#fc0;grid-row:1/2;align-self:center}.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextHed{font-family:GeographEditBold,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:bold;font-weight:700;cursor:pointer;margin-bottom:8px;margin-top:-3px;font-size:15px;line-height:20px}@media (min-width: 350px){.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextHed{font-size:18px;line-height:26px}}.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextDek{font-family:GeographEditRegular,sans-serif;font-style:normal;font-weight:400;letter-spacing:.1px;color:#f2f2f2;cursor:pointer;display:none;font-size:15px;line-height:20px}@media (min-width: 1050px){.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextDek{font-size:18px;line-height:27px}}@media (min-width: 475px){.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextDek{display:block;margin-bottom:13px}}.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextGrid{display:grid;grid-template-columns:1fr 2fr;-moz-column-gap:15px;column-gap:15px}@media (min-width: 350px){.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextGrid{-moz-column-gap:18px;column-gap:18px}}.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextGrid .ngmReadNextImg{background:url(https://interactives.natgeofe.com/high-touch/ngm-2309-top-5-asteroids/builds/main/img/ngm_placeholder.jpg) center center;background-size:cover;width:100%;height:100%}.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextHed{font-family:GeographEditBold,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:bold;font-weight:700;cursor:pointer}@media (min-width: 1050px){.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextHed{font-size:28px;line-height:34px}}.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextButton{position:relative;width:143px;height:39px;border:none;filter:drop-shadow(0px 4px 4px rgba(0,0,0,.25));cursor:pointer}.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextButton .ngmReadNextButtonText{position:absolute;font-family:GeographMedium,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:normal;font-weight:500;font-size:15px;line-height:18px;letter-spacing:2.5px;text-transform:uppercase;top:10px;left:60px}.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextButton .ngmReadNextButtonIcon{position:absolute;top:13px;left:40px;width:12px;height:12px}.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextButton .ngmReadNextButtonIcon .ngmReadNextButtonLine{border:1px solid #000000;margin:2px;width:12px}.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextButtonFill1{background-color:#fc0;position:absolute;top:0;left:0;bottom:0;right:0}.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextButtonFill2{background:#fff;height:100%;position:absolute;left:0;top:0;transition:width .3s,color .3s;width:0}.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextButton:hover .ngmReadNextButtonFill2{width:100%}.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextButton:hover .ngmReadNextButtonText{color:#000}.ngm-2309-top-5-asteroids .ngmReadNextWithPhoto .ngmReadNextButton:hover .ngmReadNextButtonIcon line{stroke:#000}.ngm-2309-top-5-asteroids .ngmSocial{float:right;margin:18px 0}.ngm-2309-top-5-asteroids .ngmSocial .addthis__component--expanded .social-link:hover .mt_icon,.ngm-2309-top-5-asteroids .ngmSocial .addthis__component--expanded .social-link:focus .mt_icon{color:#f2f2f2}.ngm-2309-top-5-asteroids .ngmSocial .addthis__component{text-align:left}.ngm-2309-top-5-asteroids .ngmSocial .addthis__component .sharebutton__modal--button-container{width:auto}.ngm-2309-top-5-asteroids .ngmSocial .addthis__component .sharebutton__modal--button-container a.social-link{border:0;padding:0}.ngm-2309-top-5-asteroids .ngmSocial .addthis__component .sharebutton__modal--button-container a.social-link:before{display:none}.ngm-2309-top-5-asteroids .ngmSocial .addthis__component .sharebutton__modal--button-container a.social-link .share__icon-label,.ngm-2309-top-5-asteroids .ngmSocial .addthis__component .sharebutton__modal--button-container.addthis_button_link{display:none}.ngm-2309-top-5-asteroids .ngmSocial .addthis__component .sharebutton__modal--button-container.addthis_button_link a.social-link .share__icon-container .mt_icon{color:gray}.ngm-2309-top-5-asteroids .ngmSocial .addthis__component .sharebutton__modal--button-container.addthis_button_sms{display:none}.ngm-2309-top-5-asteroids .ngmSocial:after{content:"";display:table;clear:both}@media (max-width: 550px){.ngm-2309-top-5-asteroids .ngmSocial{padding-top:6px}.ngm-2309-top-5-asteroids .ngmSocial .addthis__component{justify-content:flex-start}.ngm-2309-top-5-asteroids .ngmSocial .addthis__component .sharebutton__modal--button-container{margin-right:20px}}.ngm-2309-top-5-asteroids p{font-family:GeographEditRegular,sans-serif;font-style:normal;font-weight:400;color:#fff;font-size:16px}.ngm-2309-top-5-asteroids .ngm-ast-text-body{color:#fff;margin-bottom:0}.ngm-2309-top-5-asteroids .ngm-ast-body-hed{font-family:GeographBold,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:normal;font-weight:700;text-transform:uppercase;font-size:21px;margin-bottom:10px;letter-spacing:4px}@media (max-width: 636px){.ngm-2309-top-5-asteroids .ngm-ast-body-hed{font-size:21px;margin-bottom:17px}}.ngm-2309-top-5-asteroids .ngm-ast-text-body-caption{font-family:GeographEditRegularItalic,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:italic;font-weight:400;margin-bottom:0;border-top:.5px solid rgba(255,255,255,.7);padding-top:10px;font-size:14px;color:gray}.ngm-2309-top-5-asteroids .ngm-hed{font-size:14em;line-height:.7em;font-family:MardenVeryCondensedBold,HelveticaNeue-CondensedBold,Arial Narrow,sans-serif-condensed,Impact,Arial,sans-serif;font-style:normal;font-weight:700;text-align:center;color:#fff;margin-bottom:10px;text-transform:uppercase}@font-face{font-family:MardenVeryCondensedBold;src:url(https://www.nationalgeographic.com/interactive-assets/nggraphics/ngm-fonts/marden-very-condensed-bold.woff2) format("woff2"),url(https://www.nationalgeographic.com/interactive-assets/nggraphics/ngm-fonts/marden-very-condensed-bold.woff) format("woff");font-style:normal;font-weight:700;font-display:swap}@media (max-width: 900px){.ngm-2309-top-5-asteroids .ngm-hed{font-size:10em}}@media (max-width: 636px){.ngm-2309-top-5-asteroids .ngm-hed{font-size:9em}}.ngm-2309-top-5-asteroids .ngm-subhed{font-size:1.2em;line-height:1.4em;font-family:GeographBold,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:normal;font-weight:700;text-align:center;color:#fff;max-width:450px}@media (max-width: 636px){.ngm-2309-top-5-asteroids .ngm-subhed{font-size:1em;line-height:1.2em;width:300px}}.ngm-2309-top-5-asteroids .ngm-ast-h3{font-family:GeographEditBold,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:bold;font-weight:700;color:#fff;font-size:48px;text-transform:uppercase;margin:150px 0 10px}.ngm-2309-top-5-asteroids .ngm-ast-text{font-family:GeographEditRegular,sans-serif;font-style:normal;font-weight:400;color:#fff;font-size:18px;line-height:25.2px;max-width:636px;margin:auto auto 20px;letter-spacing:.4px}@media (max-width: 636px){.ngm-2309-top-5-asteroids .ngm-ast-text{font-size:16px;line-height:22.4px;margin-left:10px;margin-right:10px}}.ngm-2309-top-5-asteroids .ngm-ast-link{font-family:GeographEditRegularItalic,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:italic;font-weight:400}.ngm-2309-top-5-asteroids .ngm-section-lead{letter-spacing:3px;margin-bottom:10px;z-index:3}.ngm-2309-top-5-asteroids .ngm-video-holder{position:relative;display:block;margin:1px auto;background-color:#000}.ngm-2309-top-5-asteroids #ngm-bennu-video{display:block;margin:auto;width:100%;height:100vh}.ngm-2309-top-5-asteroids .ngm-opener-text{position:absolute;bottom:20%;left:50%;transform:translate(-50%);display:flex;flex-direction:column;align-items:center;max-width:490px;z-index:2}@media (max-width: 636px){.ngm-2309-top-5-asteroids .ngm-opener-text{width:100%}}.ngm-2309-top-5-asteroids #ngm-chevron-down{width:50px;height:50px}.ngm-2309-top-5-asteroids .ngm-ast-intro-text-holder{max-width:636px;margin:auto}.ngm-2309-top-5-asteroids .ngm-ast-caption-holder{border-top:.5px solid rgba(255,255,255,.7);padding-top:10px;margin-top:40px;margin-bottom:0}@media (max-width: 636px){.ngm-2309-top-5-asteroids .ngm-ast-caption-holder{margin:5px 10px 67px}}.ngm-2309-top-5-asteroids .ngm-ast-caption-text{font-family:GeographEditRegularItalic,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:italic;font-weight:400;font-size:16px;color:gray;line-height:1.4}.ngm-2309-top-5-asteroids .ngmDateAndByline{text-align:center;margin-bottom:0;margin-top:10px;color:gray;letter-spacing:4px}.ngm-2309-top-5-asteroids .ngm-stat-hed{font-family:GeographEditMedium,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:normal;font-weight:400;opacity:.5;font-size:12px;line-height:15.6px;text-transform:uppercase;letter-spacing:.5px}@font-face{font-family:GeographEditMedium;src:url(https://www.nationalgeographic.com/interactive-assets/nggraphics/ngm-fonts/geograph-edit-medium.woff2) format("woff2"),url(https://www.nationalgeographic.com/interactive-assets/nggraphics/ngm-fonts/geograph-edit-medium.woff) format("woff");font-style:normal;font-weight:400;font-display:swap}.ngm-2309-top-5-asteroids .ngm-slide-left{margin-left:10vw!important;background-color:#000c!important;border:1px solid rgba(255,255,255,.3)}@media (max-width: 636px){.ngm-2309-top-5-asteroids .ngm-slide-left{margin-left:auto!important}}@media (max-width: 400px){.ngm-2309-top-5-asteroids .ngm-slide-left{padding:20px!important}}.ngm-2309-top-5-asteroids .ngm-big{max-width:700px!important}@media (max-width: 1000px){.ngm-2309-top-5-asteroids .ngm-big{max-width:500px!important}}.ngm-2309-top-5-asteroids .ngm-ast-ai2html-wrapper{margin-top:30px;margin-bottom:30px}.ngm-2309-top-5-asteroids .ngm-ast-image-wrapper{display:flex;justify-content:center;margin-top:30px;margin-bottom:30px}.ngm-2309-top-5-asteroids .ngm-ast-image{width:300px}@media (max-width: 636px){.ngm-2309-top-5-asteroids .ngm-ast-image{width:200px;margin:auto}}.ngm-2309-top-5-asteroids .ngm-ast-stats{display:flex;flex-direction:row;max-width:438px;gap:30px;margin-bottom:30px}@media (max-width: 636px){.ngm-2309-top-5-asteroids .ngm-ast-stats{margin-bottom:25px}}.ngm-2309-top-5-asteroids .ngm-ast-note{letter-spacing:.2px}@media (max-width: 636px){.ngm-2309-top-5-asteroids .ngm-ast-note{font-size:16px;line-height:22.4px}}.ngm-2309-top-5-asteroids #ngm-black-gradient-top{height:15vh;margin-top:0vh;background:linear-gradient(#000000,rgba(0,0,0,0))}@media (max-width: 636px){.ngm-2309-top-5-asteroids #ngm-black-gradient-top{height:5vh}}.ngm-2309-top-5-asteroids #ngm-black-gradient-bot{height:15vh;margin-top:70vh;background:linear-gradient(rgba(0,0,0,0),#000000)}@media (max-width: 636px){.ngm-2309-top-5-asteroids #ngm-black-gradient-bot{height:5vh;margin-top:90vh}}.ngm-2309-top-5-asteroids #ngm-threejs-container{position:relative}.ngm-2309-top-5-asteroids .ngm-threejs-label{font-family:GeographEditBold,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:bold;font-weight:700;text-transform:uppercase;font-size:12px;color:#c7c7c7}.ngm-2309-top-5-asteroids .ngm-threejs-label-centered{text-align:center;left:0px!important;width:100%}.ngm-2309-top-5-asteroids #label_Sun,.ngm-2309-top-5-asteroids #label_Mercury,.ngm-2309-top-5-asteroids #label_Venus,.ngm-2309-top-5-asteroids #label_Earth,.ngm-2309-top-5-asteroids #label_Mars,.ngm-2309-top-5-asteroids #label_Jupiter{text-shadow:0 0 5px BLACK,0 0 10px BLACK,0 0 20px BLACK}.ngm-2309-top-5-asteroids #label_Earth{color:#7fb0d4}.ngm-2309-top-5-asteroids #label_Sun{color:#fcba03}.ngm-2309-top-5-asteroids #label_Jupiter{color:#ffaa6e}.ngm-2309-top-5-asteroids #label_Neptune{color:#7da0ff;text-shadow:0 0 5px BLACK,0 0 10px BLACK,0 0 20px BLACK}.ngm-2309-top-5-asteroids .ngm-label-mars2{color:#ff5050}.ngm-2309-top-5-asteroids .ngm-label-ast{color:#a98cff;text-shadow:0 0 5px BLACK,0 0 10px BLACK,0 0 20px BLACK}.ngm-2309-top-5-asteroids .ngm-label-moid{font-family:GeographEditBold,Helvetica Neue,Helvetica,Arial,sans-serif;font-style:bold;font-weight:700;text-transform:uppercase;text-align:left;font-size:13px;color:#fc5656;text-shadow:0 0 5px BLACK,0 0 10px BLACK,0 0 20px BLACK;max-width:150px;line-height:1.4}.ngm-2309-top-5-asteroids .ngm-label-ast-orbit{color:#fc5656}.ngm-2309-top-5-asteroids .ngm-label-earth-orbit{color:#7fb0d4}.ngm-2309-top-5-asteroids table{font-family:GeographEditRegular,sans-serif;font-style:normal;font-weight:400;max-width:440px;margin-top:20px;width:100%}.ngm-2309-top-5-asteroids td,.ngm-2309-top-5-asteroids th{text-align:left;padding:0 6px}@media (max-width: 636px){.ngm-2309-top-5-asteroids td,.ngm-2309-top-5-asteroids th{max-width:121px}}.ngm-2309-top-5-asteroids th{vertical-align:bottom}@media (max-width: 636px){.ngm-2309-top-5-asteroids th{max-width:115px}}.ngm-2309-top-5-asteroids .ngm-th-first{padding-left:0}.ngm-2309-top-5-asteroids .ngm-th-last{padding-right:0}.ngm-2309-top-5-asteroids .ngm-stats-grid-container{display:grid;grid-template-columns:auto auto auto;-moz-column-gap:10px;column-gap:10px;width:100%}.ngm-2309-top-5-asteroids .ngm-stats-item{display:flex;align-items:flex-end}@media (max-width: 450px){.ngm-2309-top-5-asteroids #ngm-stat-date{width:100px}}@media (max-width: 450px){.ngm-2309-top-5-asteroids #ngm-stat-odds{width:110px}}.ngm-2309-top-5-asteroids .ngm-ast-end-note{color:gray;font-size:16px}.ngm-2309-top-5-asteroids .ngm-ast-closer-text{font-size:16px}.ngm-2309-top-5-asteroids .ngm-ast-closer-text-holder{max-width:636px;margin:200px auto 10px;border-top:.5px solid rgba(255,255,255,.7);padding-top:10px}@media (max-width: 636px){.ngm-2309-top-5-asteroids .ngm-ast-closer-text-holder{margin:10px}}.ngm-2309-top-5-asteroids .ngm-ast-credits-holder{margin:auto auto 80px;display:block;max-width:636px;border:1px solid white;padding:20px}@media (max-width: 636px){.ngm-2309-top-5-asteroids .ngm-ast-credits-holder{margin:10px}}.ngm-2309-top-5-asteroids .ngm-ast-credits{line-height:20px;margin-bottom:10px;font-size:16px}
