ScienceDaily (Aug. 21, 2008) Black holes are sometimes huge cosmic beasts, billions of times the mass of our sun, and sometimes petite with just a few times the sun's mass. But do black holes also come in size medium? A new study suggests that, for...

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EVERYDAY CLUSTERPictured is the globular cluster M92 in the Hercules constellation. It was thought that such clusters would host mid-sized black holes, yet to be observed. But a recent look at another globular cluster revealed that its black hole was...
PASADENA, Calif., Aug. 20 (UPI) -- U.S. space agency astronomers say a new study suggests black holes, for the most part, are either very large or very small, but seldom medium in...
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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,...