https://hackerpaper.kaipfister.de/p/1909.07976/Collected HN comments and submissions linking this paper.enMon, 02 Nov 2026 11:16:22 GMThttps://news.ycombinator.com/item?id=37045466urn:hackerpapers:mention:1909.07976:37045466Tue, 08 Aug 2023 07:00:30 GMT<p>&gt; when you have a mass distribution that can be arbitrarily assigned in space, it feels like there are a lot of &quot;nice things you could explain&quot; Like an eight-planet star system, or a star system with a hot Jupiter, or a multi-star system with no planets, all arising within the same giant molecular cloud (GMC)? Even though the cloud-elements behave sanely, even small arbitrary changes in initial values can produce dramatically different later arrangements. Replace the galactic GMC with a dark matter filament in the cosmic web, and why be surprised that all sorts of galaxies form within? I…</p><p><a href="https://hackerpaper.kaipfister.de/p/1909.07976/">Paper and discussion history</a>. A mention is not an endorsement.</p>astro-ph.GA