https://habitablezone.com/2011/12/05/among-the-most-unimaginable-two-black-holes-most-massive-ever-found-astronomers-say/ Fri, 03 Apr 2026 22:41:18 -0700 hourly 1 http://wordpress.org/?v=3.3.1 https://habitablezone.com/2011/12/05/among-the-most-unimaginable-two-black-holes-most-massive-ever-found-astronomers-say/#comment-9271 bowser Wed, 07 Dec 2011 17:25:32 +0000 http://habitablezone.com/?p=5783#comment-9271 The "event horizons" on these are 5 times the distance from the Sun to Uranus. The “event horizons” on these are 5 times the distance from the Sun to Uranus.

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