X-ray binaries

Amazing New X-Ray Image of the Whirlpool Galaxy Shows it is Dotted with Black Holes

by Shannon Hall June 3, 2014

Want to stay on top of all the space news? Follow @universetoday on Twitter In any galaxy there are hundreds of X-ray binaries: systems consisting of a black hole capturing and heating material from a relatively low-mass orbiting companion star. But high-mass X-ray binaries — systems consisting of a black hole and an extremely high-mass […]

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