<!DOCTYPE html><html><head></head><body style="margin: 0px; background-color: white;" ><div id='sa-content-div-pSdBShew0A' style="position: relative; width:300px"><div style="position:absolute; top:0; right:0; background:white; opacity:0.7; width:17px; height:15px; text-align:center; z-index: 16777270"><img id='sa-adchoices' src="https://creative.stackadapt.com/icons/adchoices/adchoices.png" width="12" height="12"></div><script>try{var sa_adchoices = document.getElementById('sa-adchoices');if (sa_adchoices){sa_adchoices.onclick = function(){window.open('https://www.stackadapt.com/privacy-policy','_blank');}}}catch(err){console.log(err);}</script><a target="_blank" href="https://clk.srv.stackadapt.com/clk?aid=1-4187-176166647043070167016521-1&cid=2910101&adid=11857493&sid=cdd0f07f-fcc2-48a3-8660-170bb80ba152&uid=huvBrCmG3ajtqGVKARIsqg&did=space.com%3A%3A159&adurl=https%3A%2F%2Feast.srv.stackadapt.com&t=1761666470&brandname=Coverwell&adheading=&iidx=0&nid=159&bip=NjcuMTY2LjIuMjIz&curl=aHR0cHM6Ly93d3cuY292ZXJ3ZWxsLmNvbS8%3D&r=" style="color:black; text-decoration:none"><img src="https://cdn.stackadapt.com/creatives/29826/8skQWPzIK20emueTWRwXsgDIM%23300x250.jpeg"/></a><div><script src="https://cdn.doubleverify.com/dvtp_src.js?ctx=34962712&cmp=DV1436327&sid=stackadapt&plc=stackadapt-dispJS&adsrv=0&advid=3891363&autt=1&dvtagver=6.1.src&ppid=347&auevent=1-4187-176166647043070167016521-1_cdd0f07f-fcc2-48a3-8660-170bb80ba152&auadv=29826&aucmp=2910101&aucrtv=11857493&auplc=_hmmgtSHFA3&auxch=159&pltfrm=8813&aufilter2=IQMBFV&aubndl=sa_blank&turl=https%3A%2F%2Fwww.space.com%2Fastronomy%2Fcomets%2Finterstellar-comet-3i-atlas-could-help-protect-earth-from-dangerous-asteroids-heres-how&c1=300&c2=250&gdpr=0&gdpr_consent=" type="text/javascript"></script></div><div></div><div><img src="https://srv.stackadapt.com/cookie?campid=2910101&is_ctv=0&nativeid=11857493&domain=space.com%3A%3A159&auctionid=1-4187-176166647043070167016521-1&impindex=0&m=NjcuMTY2LjIuMjIz&isipgen=0" width="1" height="1"><img src="https://sync.crwdcntrl.net/qmap?c=6569&tp=STKA&tpid=0-ead9ef11-0919-5af5-435a-0395506e3638$ip$67.166.2.223&gdpr=0" width="1" height="1"><img src="https://idsync.rlcdn.com/403886.gif?partner_uid=0-ead9ef11-0919-5af5-435a-0395506e3638$ip$67.166.2.223&gdpr=0" width="1" height="1"><img src="https://aa.agkn.com/adscores/g.pixel?sid=9212302578&puid=6tnvEQkZWvVDWgOVUG42OEOmAt8" width="1" height="1"><img src="https://dpm.demdex.net/ibs:dpid=390122&dpuuid=6tnvEQkZWvVDWgOVUG42OEOmAt8" width="1" height="1"><img src="https://beacon.krxd.net/usermatch.gif?partner=stackadapt&partner_uid=6tnvEQkZWvVDWgOVUG42OEOmAt8" width="1" height="1"><img src="https://ps.eyeota.net/match?bid=tpm4omv&uid=6tnvEQkZWvVDWgOVUG42OEOmAt8&gdpr=0" width="1" height="1"><img src="https://thrtle.com/insync?vxii_pid=10079&vxii_pdid=6tnvEQkZWvVDWgOVUG42OEOmAt8&us_privacy=" width="1" height="1"><img src="https://pixel.tapad.com/idsync/ex/receive?partner_id=3482&partner_device_id=6tnvEQkZWvVDWgOVUG42OEOmAt8" width="1" height="1"><img src="https://sg.semasio.net/sync/1/30805874?$sType=sync&sInitiator=internal&sExtCookieId=6tnvEQkZWvVDWgOVUG42OEOmAt8&gdpr=0" width="1" height="1"><img src="https://us-east-win.srv.stackadapt.com/win?aid=1-4187-176166647043070167016521-1&sid=cdd0f07f-fcc2-48a3-8660-170bb80ba152&wp=0.45&rid=ccaed51d-4769-4879-8b97-b313cb576b6d&network=159&t=1761666470&said=1-4187-176166647043070167016521-1&sanid=159" width="1" height="1"></div></div><script src="https://s3.amazonaws.com/stackadapt_public/js/saurl.js" id="sa-url-script" purl="https://east.srv.stackadapt.com" aid="1-4187-176166647043070167016521-1" iid="cdd0f07f-fcc2-48a3-8660-170bb80ba152" br_domain="space.com" br_ip="67.166.2.223" network="kargo" br_page_url="https://www.space.com/astronomy/comets/interstellar-comet-3i-atlas-could-help-protect-earth-from-dangerous-asteroids-heres-how"></script></body></html>