{"id":258434,"date":"2025-11-12T10:30:11","date_gmt":"2025-11-12T10:30:11","guid":{"rendered":"https:\/\/www.newsbeep.com\/uk\/258434\/"},"modified":"2025-11-12T10:30:11","modified_gmt":"2025-11-12T10:30:11","slug":"comet-3i-atlas-is-back-and-brand-new-images-show-its-tail-is-getting-longer","status":"publish","type":"post","link":"https:\/\/www.newsbeep.com\/uk\/258434\/","title":{"rendered":"Comet 3I\/ATLAS is back, and brand new images show its tail is getting longer"},"content":{"rendered":"<p>Comet 3I\/ATLAS, the interstellar comet that&#8217;s been one of the celestial talking points of 2025, has re-emerged into the morning sky, as of mid-November 2025.<\/p>\n<p>Since October 2025, 3I\/ATLAS has been behind the Sun, from our perspective on Earth, meaning astronomers weren&#8217;t able to see it using ground-based telescopes or space telescopes.<\/p>\n<p>They were, however, able to keep tabs on the deep-space comet courtesy of <a href=\"https:\/\/www.skyatnightmagazine.com\/news\/3i-atlas-mars-october-2025\" rel=\"nofollow noopener\" target=\"_blank\">Mars orbiters, which were able to capture images of 3I\/ATLAS<\/a> while it was otherwise not visible from Earth.<\/p>\n<p>Now, 3I\/ATLAS has emerged from the other side of the Sun, back into the morning sky and new images show its tail is getting longer.<\/p>\n<p>Gianluca Masi, of the <a href=\"https:\/\/www.virtualtelescope.eu\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Virtual Telescope Project<\/a>, has been capturing images of the re-emerged 3I\/ATLAS as of early and mid November, and they provide a valuable insight into what sort of condition the comet is in now.<\/p>\n<p>Masi and the Virtual Telescope Project are gearing up to host a live stream of 3I\/ATLAS on 17 November 2025, which you can watch via the embed below:<\/p>\n<\/p>\n<p>On 6 November 2025, Masi captured the below image, just after the comet re-emerged into the morning sky.<\/p>\n<p>Because the image was taken during almost-full Moon, Masi acknowledged the detail he was still able to achieve with the setup, despite the lunar glare.<\/p>\n<p>&#8220;An extremely bright (almost full) Moon was setting,&#8221; he says, &#8220;with the target just 10 degrees above the eastern horizon.&#8221;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"957\" src=\"https:\/\/www.newsbeep.com\/uk\/wp-content\/uploads\/2025\/11\/3i-atlas-06-november-2025.jpg\" alt=\"Comet 3I\/ATLAS captured remotely by Gianluca Masi of the Virtual Telescope Project, Manciano, Italy, 6 November 2025, 04:49 UTC. Equipment: SBIG ST-10XME CCD camera, Celestron C14 Schmidt-Cassegrain\" class=\"wp-image-178366\"\/>Comet 3I\/ATLAS captured remotely by Gianluca Masi of the Virtual Telescope Project, Manciano, Italy, 6 November 2025, 04:49 UTC. Equipment: SBIG ST-10XME CCD camera, Celestron C14 Schmidt-Cassegrain<\/p>\n<p>Masi then captured the below image of 3I\/ATLAS on 10 November 2025, with conditions somewhat improved.<\/p>\n<p>&#8220;The comet was 12 degrees above the eastern horizon, with a bright Moon about 85 degrees from it,&#8221; he wrote via the Virtual Telescope Project blog.<\/p>\n<p>&#8220;Despite that, we clearly detected the ion tail of 3I\/ATLAS, thanks to the evolving geometry.<\/p>\n<p>&#8220;Now that the comet is moving into the morning sky, its tail \u2013 which was behind the nucleus as seen from Earth at perihelion \u2013 is more and more visible.&#8221;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"904\" src=\"https:\/\/www.newsbeep.com\/uk\/wp-content\/uploads\/2025\/11\/3i-atlas-10-november-2025.jpg\" alt=\"Comet 3I\/ATLAS captured remotely by Gianluca Masi of the Virtual Telescope Project, Manciano, Italy, 10 November 2025, 04:28 UTC. Equipment: Moravian C3-61000EC Mono CMOS camera, ARTEC 250 f\/4.5 astrograph, Software Bisque Paramount\" class=\"wp-image-178367\"\/>Comet 3I\/ATLAS captured remotely by Gianluca Masi of the Virtual Telescope Project, Manciano, Italy, 10 November 2025, 04:28 UTC. Equipment: Moravian C3-61000EC Mono CMOS camera, ARTEC 250 f\/4.5 astrograph, Software Bisque Paramount<\/p>\n<p>Masi then took advantage of a gap in the clouds to capture 3I\/ATLAS the following morning, 11 November 2025.<\/p>\n<p>He notes the ion tail of the comet is getting longer as heat from the Sun causes its ices to sublimate into gas, venting out into space.<\/p>\n<p>&#8220;We could see the ion tail of 3I\/ATLAS spanning at least 0.7 degrees, in the northeast direction, as well as an anti-tail pointing east-southeast.&#8221;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"1037\" src=\"https:\/\/www.newsbeep.com\/uk\/wp-content\/uploads\/2025\/11\/3i-atlas-11-november-2025.jpg\" alt=\"Image of comet 3I\/ATLAS captured by the Gianluca Masi for the Virtual Telescope Project, Manciano, Italy 11 November 2025, 04:31 UTC. Equipment: Moravian C3-61000EC Mono CMOS camera, ARTEC 250 f\/4.5 astrograph, Software Bisque Paramount\" class=\"wp-image-178349\"\/>Image of comet 3I\/ATLAS captured by the Gianluca Masi for the Virtual Telescope Project, Manciano, Italy 11 November 2025, 04:31 UTC. Equipment: Moravian C3-61000EC Mono CMOS camera, ARTEC 250 f\/4.5 astrograph, Software Bisque Paramount<\/p>\n<p>This interstellar comet continues to amaze.<\/p>\n<p>If you&#8217;d like to see it for yourself, keep up-to-date with where it is and how to locate it via our blog <a href=\"https:\/\/www.skyatnightmagazine.com\/advice\/how-see-comet-3i-atlas\" rel=\"nofollow noopener\" target=\"_blank\">How to see comet 3I\/ATLAS<\/a>.<\/p>\n<p>If you manage to capture images of 3I\/ATLAS, we&#8217;d love to see them! Share them with us via <a href=\"https:\/\/www.skyatnightmagazine.com\/news\/mailto:contactus@skyatnightmagazine.com\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">contactus@skyatnightmagazine.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"Comet 3I\/ATLAS, the interstellar comet that&#8217;s been one of the celestial talking points of 2025, has re-emerged into&hellip;\n","protected":false},"author":2,"featured_media":258435,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23],"tags":[90,416,56,54,55],"class_list":{"0":"post-258434","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-space","8":"tag-science","9":"tag-space","10":"tag-uk","11":"tag-united-kingdom","12":"tag-unitedkingdom"},"_links":{"self":[{"href":"https:\/\/www.newsbeep.com\/uk\/wp-json\/wp\/v2\/posts\/258434","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.newsbeep.com\/uk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.newsbeep.com\/uk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/uk\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/uk\/wp-json\/wp\/v2\/comments?post=258434"}],"version-history":[{"count":0,"href":"https:\/\/www.newsbeep.com\/uk\/wp-json\/wp\/v2\/posts\/258434\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/uk\/wp-json\/wp\/v2\/media\/258435"}],"wp:attachment":[{"href":"https:\/\/www.newsbeep.com\/uk\/wp-json\/wp\/v2\/media?parent=258434"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.newsbeep.com\/uk\/wp-json\/wp\/v2\/categories?post=258434"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.newsbeep.com\/uk\/wp-json\/wp\/v2\/tags?post=258434"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}