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When we say “supermassive black holes,” just how do they measure up?

Using their shadows for size, we’ve rounded up 10 black holes and compared them to objects in our solar system. Don’t worry – these black holes are many light-years away: https://go.nasa.gov/3HIcDeW #BlackHoleWeek
#NASA

NASA Animation Sizes Up the Universe’s Biggest Black Holes

A new NASA animation highlights the “super” in supermassive black holes. These monsters lurk in the centers of most big galaxies, including our own Milky Way.
Francis Reddy (NASA)
#NASA #blackholeweek
in reply to NASA

Jochen Marschall (old account)
Jochen Marschall (old account)
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“A Schwarzschild radius 40 times the size of Neptune’s orbit.”

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