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    • jon@lemdro.id
      ·
      edit-2
      1 year ago

      Normally black holes are considered to be everything up to the event horizon. E.g., from the Wikipedia page:

      The size of a black hole, as determined by the radius of the event horizon, or Schwarzschild radius, is proportional to the mass, M

      The term "black hole" derives from the fact that beyond a certain point light can't escape, that point being the event horizon.