View Full Version : Is This Black Hole Available in Size Medium?

2008-Aug-20, 10:00 PM
Black holes are sometimes huge supermassive as they are called, billions of times the mass of our sun. Other times they are petite with just a few times the sun's mass. But do black holes also come in size medium? A new study suggests that, most likely, the answer is no. Astronomers have [...]

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