On the Anomalous Acceleration of 1I/2017 U1 `Oumuamua · HackerPapers discussionshttps://hackerpaper.kaipfister.de/p/1903.04723/Collected HN comments and submissions linking this paper.enMon, 02 Nov 2026 11:16:22 GMTOn the Anomalous Acceleration of 1I/2017 U1 `Oumuamua — mentioned by dandelanyhttps://news.ycombinator.com/item?id=20239589urn:hackerpapers:mention:1903.04723:20239589Fri, 21 Jun 2019 03:15:11 GMT<p>Not quite - this is only true if you discount the outgassing hypothesis entirely &amp; assume that all of the acceleration is from solar radiation pressure. There is at least one good recent paper strongly advocating for outgassing as a more realistic (if less exciting) explanation: https://www.darrylseligman.com/oumuamua https://arxiv.org/abs/1903.04723</p><p><a href="https://hackerpaper.kaipfister.de/p/1903.04723/">Paper and discussion history</a>. A mention is not an endorsement.</p>astro-ph.EP