An artist's vision of the first interstellar object discovered in the solar system, 'Oumuamua. (ESA/Hubble, NASA, ESO, M. Kornme)

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   Corey S Powell (coreyspowell@mastodon.social)'s status on Sunday, 26-Mar-2023 22:12:19 JST Corey S Powell

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   The new theory about 'Oumuamua is simple and plausible. In interstellar space, water ice breaks down into hydrogen gas. When the comet approached the Sun, pockets of trapped gas escaped and gave it a nudge.
   I'm not saying it's not aliens...but it's almost certainly not aliens.