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Black Holes Encyclopedia


Latest News
M87 Black Hole Bulks Up

McDonald Observatory — June 8, 2009

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 Featured Question
Do black holes really exist?

Probably. Astronomers have discovered quite a few objects that can only be explained as black holes.

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 Featured Object
M33 X-7

A stellar mass black hole in M33, the Triangulum galaxy.

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 Basics
Black Holes: Stranger Than Fiction

In the realm of science, truth often is stranger than fiction, and the imaginations of scientists of...More »

Karl Gebhardt's ResearchNASANastional Science Foundation

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