<a href="https://archive.is/WAjqA" rel="nofollow">https://archive.is/WAjqA</a><p>The original title fit, why the edit? "may be" -> "likely" seems like a bit of a claim upgrade.<p>Related:<p>2023 <i>Webb Discovers Methane, Carbon Dioxide in Atmosphere of K2-18B</i> (235 points, 135 comments) <a href="https://news.ycombinator.com/item?id=37468342">https://news.ycombinator.com/item?id=37468342</a><p>2019 <i>Water found on a potentially life-friendly alien planet</i> (606 points, 384 comments) <a href="https://news.ycombinator.com/item?id=20944005">https://news.ycombinator.com/item?id=20944005</a>