Black Holes

Feel The Beat: Black Hole’s Pulse Reveals Its Mysterious Size

by Elizabeth Howell August 19, 2014

Want to stay on top of all the space news? Follow @universetoday on Twitter There’s a bit of a mystery buried in the heart of the Cigar Galaxy, known more formally as M82 or Messier 82. Shining brightly in X-rays is a black hole (called M82 X-1) that straddles an unusual line between small and […]

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How did Supermassive Black Holes Grow so Massive so Quickly?

by Shannon Hall August 12, 2014

Black holes one billion times the Sun’s mass or more lie at the heart of many galaxies, driving their evolution. Although common today, evidence of supermassive black holes existing since the infancy of the Universe, one billion years or so after the Big Bang, has puzzled astronomers for years. How could these giants have grown […]

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Supermassive Black Hole Blasting Molecular Hydrogen Solves Outstanding Mystery

by Shannon Hall July 9, 2014

The supermassive black holes in the cores of most massive galaxies wreak havoc on their immediate surroundings. During their most active phases — when they ignite as luminous quasars — they launch extremely powerful and high-velocity outflows of gas. These outflows can sweep up and heat material, playing a pivotal role in the formation and […]

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Watch Live as Astronomers Look for Object ‘G2′ in Observing Run Webcast from the Keck Observatory

by Nancy Atkinson July 3, 2014

Wondering about the latest news on the intriguing object called ‘G2′ that is making its closest approach to the supermassive black hole at the center of our galaxy? You might be able to get the latest update on this object in real time during a rare live-streamed observing run from the W. M. Keck Observatory […]

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Three Supermassive Black Holes Tango in a Distant Galaxy, Marking a Huge Discovery

by Shannon Hall June 25, 2014

In a galaxy four billion light-years away, three supermassive black holes are locked in a whirling embrace. It’s the tightest trio of black holes known to date and even suggests that these closely packed systems are more common than previously thought. “What remains extraordinary to me is that these black holes, which are at the […]

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