26 November 2020

Not a black hole...


... but it does absorb almost all visible light.  This is dark molecular cloud Barnard 18.   Info at the APOD link.  You learn something every day.

1 comment:

  1. MikeNovember 26, 2020 at 8:50 PM

    I saw something related just a few days ago...

    "Some astronomers have wondered about that all that dark space — about how dark it really is."


    https://www.npr.org/2020/11/18/936219170/scientists-discover-outer-space-isnt-pitch-black-after-all

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