{"id":17657,"date":"2026-02-16T11:50:35","date_gmt":"2026-02-16T16:50:35","guid":{"rendered":"https:\/\/www.ecoportal.net\/en\/?p=17657"},"modified":"2026-02-20T08:51:46","modified_gmt":"2026-02-20T13:51:46","slug":"nasa-earth-frozen-twin-hd137010b","status":"publish","type":"post","link":"https:\/\/www.ecoportal.net\/en\/nasa-earth-frozen-twin-hd137010b\/17657\/","title":{"rendered":"Historic \u2014 NASA discovers Earth’s frozen twin and warns “it could fall in habitable zone”"},"content":{"rendered":"

We live on a planet that seems<\/span> perfectly tuned for life<\/b>, with liquid water, breathable air, and temperatures that don\u2019t swing wildly every hour. It feels normal \u2014 until you realize how rare that combination might be.<\/span><\/p>\n

But one newly analyzed world is forcing scientists to slow down and take a harder look.<\/span><\/p>\n

From afar, it resembles home. Up close, it <\/span>may be something very different<\/b>.<\/span><\/p>\n

And what researchers are discovering about this \u201calmost Earth\u201d could reshape how you think. How common \u2014 or uncommon \u2014 are inhabitable planets like ours?<\/span><\/p>\n

Our Earth is mostly perfect. But is it unique?<\/h2>\n

Earth is unique.<\/span><\/p>\n

It\u2019s the only place we <\/span>know<\/span><\/i> for sure that life exists\u2014so far, anyway. That\u2019s not just a cool trivia fact. It\u2019s the<\/span> foundation of how we think<\/b> about planets and life in the universe.<\/span><\/p>\n

Earth has the right mix of conditions: liquid water, a protective atmosphere, stable temperatures, and a magnetic field that shields life from harmful radiation. That blend isn\u2019t easy to come by. It\u2019s what makes your home world special.<\/span><\/p>\n

But here\u2019s the thing that gets astronomers fired up.<\/span><\/p>\n

We\u2019ve learned that <\/span>Earth-sized planets aren\u2019t alone out there<\/b>. Thanks to missions like NASA\u2019s Kepler and TESS telescopes, we\u2019ve spotted <\/span>dozens of rocky worlds<\/span><\/a> orbiting other stars, some of them in the so-called habitable zone\u2014the region where temperatures <\/span>could<\/span><\/i> allow liquid water.<\/span><\/p>\n

One recent candidate is an Earth-sized world orbiting a sun-like star about 146 light-years away. It completes an orbit roughly once per year, just like Earth.<\/span><\/p>\n

So the big question becomes:<\/span><\/p>\n

Is Earth truly one-of-a-kind, or just one of many possible \u201cEarths\u201d scattered across the galaxy?<\/span><\/p>\n

The problem has a bizarre name: Goldilocks <\/h2>\n

Here\u2019s the part that really shapes how we think about life beyond Earth.<\/span><\/p>\n

Astronomers don\u2019t just scan the sky randomly. They zero in on a specific region: the <\/span>Goldilocks zone<\/span><\/i>.<\/span><\/p>\n

That\u2019s the sweet spot where it\u2019s <\/span>not too hot and not too cold<\/b>\u2014just right for liquid water to exist on a planet\u2019s surface. And that matters because <\/span>liquid water<\/span><\/i> is the single ingredient scientists think is most essential for life as we know it.<\/span><\/p>\n

Too close to a star and any water boils off into space. Too far away, and it freezes solid. Somewhere in the middle? You hit the<\/span> cosmic \u201cGoldilocks\u201d sweet spot<\/b>.<\/span><\/p>\n

Have we actually found planets in that zone? Absolutely.<\/span><\/p>\n

Missions like NASA\u2019s Kepler and TESS have uncovered dozens of exoplanets orbiting in their stars\u2019 habitable zones\u2014including intriguing ones that are <\/span>Earth-sized<\/span><\/i> or close to it. Examples range from super-Earth candidates like Kepler-22b to others orbiting red dwarfs where liquid water <\/span>could<\/span><\/i> exist if conditions are right<\/span><\/a>.<\/span><\/p>\n

There’s a frozen Earth’s twin out there. Now we know where it is <\/h2>\n

Astronomers have pinpointed a strange world that feels eerily familiar \u2014 yet completely alien. A rocky exoplanet candidate named HD 137010 b has emerged from<\/span> NASA<\/span><\/a>\u2019s <\/span>Kepler<\/span><\/i> data as an <\/span>Earth-sized world with an Earth-like year<\/b>, orbiting its star in about 355 days.<\/span><\/p>\n

That\u2019s where the resemblance to our planet stops.<\/span><\/p>\n

HD 137010 b receives <\/span>less than a third of the heat and light<\/b> that Earth gets from the Sun, because its host star is cooler and dimmer. In space terms, that makes it a frozen Earth.<\/span><\/p>\n

But here\u2019s the part that has scientists intrigued \u2014 and puzzled.<\/span><\/p>\n

Its orbit places it <\/span>near the outer edge of the star\u2019s habitable zone<\/b>, the range where liquid water <\/span>could<\/span><\/i> exist under the right conditions. The study published in <\/span>Science’s Daily<\/span><\/i><\/a> suggests there\u2019s roughly a <\/span>40% to 51% chance<\/b> it really sits in that life-friendly zone.<\/span><\/p>\n

So the big questions hang in the air: <\/span>Could this icy world ever support life?<\/b> If it has an atmosphere rich enough to trap heat, could liquid water \u2014 and maybe even life \u2014 exist there now?<\/span><\/p>\n

We aren\u2019t sure yet. But we\u2019re <\/span>close enough to start asking the real questions<\/span><\/a>.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

We live on a planet that seems perfectly tuned for life, with liquid water, breathable air, and temperatures that don\u2019t swing wildly every hour. It feels normal \u2014 until you realize how rare that combination might be. But one newly analyzed world is forcing scientists to slow down and take a harder look. From afar, … Read more<\/a><\/p>\n","protected":false},"author":2,"featured_media":17675,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"rank_math_focus_keyword":"nasa, hd137010b, planet hd137010b","rank_math_title":"","rank_math_description":"","footnotes":""},"categories":[26],"tags":[],"class_list":["post-17657","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-space"],"_links":{"self":[{"href":"https:\/\/www.ecoportal.net\/en\/wp-json\/wp\/v2\/posts\/17657","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ecoportal.net\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ecoportal.net\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ecoportal.net\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ecoportal.net\/en\/wp-json\/wp\/v2\/comments?post=17657"}],"version-history":[{"count":0,"href":"https:\/\/www.ecoportal.net\/en\/wp-json\/wp\/v2\/posts\/17657\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ecoportal.net\/en\/wp-json\/wp\/v2\/media\/17675"}],"wp:attachment":[{"href":"https:\/\/www.ecoportal.net\/en\/wp-json\/wp\/v2\/media?parent=17657"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ecoportal.net\/en\/wp-json\/wp\/v2\/categories?post=17657"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ecoportal.net\/en\/wp-json\/wp\/v2\/tags?post=17657"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}