New Books in Science, Technology, and Society cover image

Scott Tremaine, “Astrophysical Wonders” (Open Agenda, 2021)

New Books in Science, Technology, and Society

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The Darkness From a Black Hole

If you look at most of the volume of a galaxy, most of them that you see are stars. If you look at very large distances outside the stellar system, there's extra mass which is dark matter. The only property they share is that they're both dark. But that's not a surprise. Bcause if they were bright, we would have found them a long time ago.

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