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Galaxy Mergers

New Research Sheds Light On Black Hole Growth

February 13, 2013

Want to stay on top of all the space news? Follow @universetoday on Twitter In a new study led by University of Central Lancashire astronomer Dr. Victor Debattista, researchers are looking into the mystery of how black holes grow and evolve. For many years, astronomers surmised black holes took on mass when their host galaxies [...]

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Speca – An Intriguing Look Into The Beginning Of A Black Hole Jet

March 21, 2012

Its name is SPECA – a Spiral-host Episodic radio galaxy tracing Cluster Accretion. That’s certainly a mouthful of words for this unusual galaxy, but there’s a lot more going on here than just its name. “This is probably the most exotic galaxy with a black hole, ever seen. It is like a ‘missing-link’ between present [...]

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Young Star Cluster In Disintegrated Galaxy Reveals First-Ever Intermediate Mass Black Hole

February 15, 2012

Score another first for NASA’s Hubble Space Telescope! Along with observations taken with the Swift X-ray telescope, a team of astronomers have identified a young stellar cluster of stars pointing the way towards the first verified intermediate mass black hole. This grouping of stars provides significant indication that black holes of this type may have [...]

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Determining The Galaxy Collision Rate

October 30, 2011

Big galaxies… Little galaxies… But how often do they meet? Thanks to information from some of the latest Hubble surveys, astronomers have been able to more closely estimate galaxy collision rates than ever before. Apparently those that have happened within the last eight to nine billion years have occurred somewhere in-between previous estimates. Remove this [...]

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