Some super-massive black holes are a hundred million light years wide
That means it would take a hundred million years to cross, at the speed of light o_O
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Turquoise Hexagon Sun has just dropped acid on, Sun 22 Feb 2015, 17:57,
Reply)
Sorry to be a pedant,
but the largest known one is a mere 236.7 billion kilometres across (a piffling 9.1 light days, or 25.6 trillion double-decker buses).
That's impressive enough though.
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wheresthefish Partly filled with wrong, Sun 22 Feb 2015, 19:34,
Reply)
It's not only impressive. It's truly terrifying.
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Jabberwoc misses D.R. and Quinch, Sun 22 Feb 2015, 23:38,
Reply)
Not Even
Boris, could think that number of buses would be a good idea.....
(, Mon 23 Feb 2015, 19:26, Reply)