Gliese 581d is the first discovered terrestrial-mass exoplanet in the habitable zone · HackerPapers discussionshttps://hackerpaper.kaipfister.de/p/1105.1031/Collected HN comments and submissions linking this paper.enMon, 02 Nov 2026 11:16:22 GMTGliese 581d is the first discovered terrestrial-mass exoplanet in the habitable zone — mentioned by DavidSJhttps://news.ycombinator.com/item?id=2555297urn:hackerpapers:mention:1105.1031:2555297Tue, 17 May 2011 04:41:27 GMT<p>The actual paper: http://arxiv.org/pdf/1105.1031</p><p><a href="https://hackerpaper.kaipfister.de/p/1105.1031/">Paper and discussion history</a>. A mention is not an endorsement.</p>astro-ph.EP