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Black hole

December 7, 2017
An artist's conception of the most distant supermassive black hole ever discovered, which is part of a quasar from just 690 million years after the Big Bang. Provided by Robin Dienel / Carnegie Institution for Science.
Scientists just found the oldest known black hole, and it's a monster
December 7, 2017 - 10:31am
May 24, 2010
Astro Bob blog: The black hole of Lake Onalaska
May 24, 2010 - 11:30am
April 29, 2010
Astro Bob blog: Round and round the spiral goes
April 29, 2010 - 1:24pm
December 9, 2009
Astro Bob blog: Far from the center lurks the abyss
December 9, 2009 - 11:19am
November 14, 2009
Astro Bob blog: A sea monster lurks in the southern deeps
November 14, 2009 - 12:17pm
June 9, 2009
ASTRO BOB Blog: Einstein's Cross
June 9, 2009 - 2:48pm
January 8, 2009
Astro Bob Blog: Some like it hot
January 8, 2009 - 6:00pm
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