{"id":1097240,"date":"2026-07-18T17:26:20","date_gmt":"2026-07-18T17:26:20","guid":{"rendered":"https:\/\/www.europesays.com\/uk\/1097240\/"},"modified":"2026-07-18T17:26:20","modified_gmt":"2026-07-18T17:26:20","slug":"life-friendly-world-in-first-atmosphere-found-on-earth-like-planet-in-habitable-zone","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/uk\/1097240\/","title":{"rendered":"Life-friendly world? In first, atmosphere found on Earth-like planet in habitable zone"},"content":{"rendered":"<p>A team of scientists says they have, for the first time, discovered an atmosphere on an Earth-like planet that has the potential to harbor life.<\/p>\n<p>A new study published this week in the peer-reviewed journal Science says the planet, located in the habitable zone of its solar system, has an atmosphere that contains helium. It is also located at a distance from its star that would allow liquid water to exist on its surface.<\/p>\n<p>Known as LHS 1140b, the planet is in Earth\u2019s neighborhood, cosmically speaking, at a distance of 48 light-years away \u2014 or more than 450 trillion kilometers (280 trillion miles).<\/p>\n<p>It was first discovered in 2017, and has been thoroughly scrutinized since then. But it has only now been confirmed to have an atmosphere.<\/p>\n<p>LHS 1140b is a rocky \u201csuper-Earth,\u201d 1.7 times bigger than Earth, and with 5.6 times its mass. Its density also points to large quantities of water. It is gently warmed by its red dwarf star, which is one-fifth the size of the Sun.<\/p>\n<p>\n\t\t\tGet The Times of Israel&#8217;s Daily Edition<br \/>\n\t\t\tby email and never miss our top stories\n\t\t<\/p>\n<p>\t\t\t\tBy signing up, you agree to the <a href=\"https:\/\/www.timesofisrael.com\/terms\" rel=\"nofollow noopener\" target=\"_blank\">terms<\/a><\/p>\n<p>The exoplanet\u2019s surface temperature is believed to be fairly similar to that on Earth and Mars.<\/p>\n<p>Lead study author Collin Cherubim of Harvard University <a href=\"https:\/\/www.bbc.com\/news\/articles\/cy4kdd1e0ejo\" rel=\"nofollow noopener\" target=\"_blank\">told<\/a> the BBC that \u201cthis is the first time anyone has found an atmosphere on a rocky planet in the habitable zone of another star,\u201d calling it \u201ca big deal.\u201d<\/p>\n<p>The discovery of such a planet so close to home increases the possibility that many planets may have the conditions to support life.<\/p>\n<p>Examining LHS 1140b, researchers were able to detect its atmosphere by observing data from the transit of its star. When the planet passes between its star and the Earth, advanced telescopes can detect minuscule changes in the characteristics of the light hitting their sensors, thus revealing many details about the planet and its composition.<\/p>\n<p>\u201cWhen the planet passes in front of the star, some of that starlight filters through the atmosphere of the planet,\u201d Cherubim <a href=\"https:\/\/time.com\/article\/2026\/07\/16\/earthlike-planet-atmosphere-science-discovery\/\" rel=\"nofollow noopener\" target=\"_blank\">told<\/a> Time Magazine. \u201cIf there are any molecules or atoms like helium in the planet\u2019s atmosphere, they can absorb or block very specific wavelengths of light.\u201d<\/p>\n<p>The scientists discovered that the planet was leaking some helium into space, confirming the presence of an atmosphere.<\/p>\n<p>The scientists stressed that they have no evidence at this time of life existing on LHS 1140b. But the conditions on its surface put it \u201cat the forefront for studying astrobiology and habitability and looking for life outside the solar system,\u201d Cherubim said.<\/p>\n<p>Since the 1990s, scientists have discovered some 6,000 planets outside our solar system, but only a handful are in what is called the \u201cGoldilocks zone\u201d \u2014 neither too hot or too cold \u2014 that could host liquid water, a key ingredient for life.<\/p>\n<p>The James Webb Space Telescope, which can see farther into the universe than anything before it, has turbocharged the search for planets beyond the Solar System since coming online in 2022.<\/p>\n<p>AFP contributed to this report.<\/p>\n<p>&#13;<br \/>\n\t\t\t\tWe can&#8217;t do this work alone.\t\t\t<\/p>\n<p>\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" width=\"200\" height=\"200\" src=\"https:\/\/www.europesays.com\/uk\/wp-content\/uploads\/2026\/06\/Untitled-design-4-200x200.jpg\" class=\"attachment-square size-square wp-post-image\" alt=\"\" decoding=\"async\" title=\"\"\/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/p>\n<p>The war with Iran has been draining for all of us in Israel. But when I heard about a high casualty incident \u2013 ballistic missile impacts in Arad and Dimona that left nearly 200 people wounded \u2013 I drank a cup of coffee, packed a bag, and headed south.<\/p>\n<p>There, I spoke with Shilgit, the head of an after-school program for underprivileged youth. Standing outside her destroyed center, Shilgit said it was a miracle that no children were hurt and spoke about the community coming together in the hours since.<\/p>\n<p>As a Times of Israel reporter, I\u2019m committed to telling stories of resilience like Shilgit\u2019s. 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Sign in to stop seeing this<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"A team of scientists says they have, for the first time, discovered an atmosphere on an Earth-like planet&hellip;\n","protected":false},"author":2,"featured_media":1097241,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_share_on_mastodon":"0"},"categories":[3844],"tags":[5633,70,413,7305,16,15],"class_list":["post-1097240","post","type-post","status-publish","format-standard","has-post-thumbnail","category-space","tag-exoplanets","tag-science","tag-space","tag-space-exploration","tag-uk","tag-united-kingdom"],"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@uk\/116942157230704177","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/posts\/1097240","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/comments?post=1097240"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/posts\/1097240\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/media\/1097241"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/media?parent=1097240"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/categories?post=1097240"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/tags?post=1097240"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}