Black Holes

Surprise! Tiny Galaxy Sports A Huge Black Hole, And There Could Be More Like It

by Elizabeth Howell September 17, 2014

In a finding that could turn supermassive black hole formation theories upside-down, astronomers have spotted one of these beasts inside a tiny galaxy just 157 light-years across — about 500 times smaller than the Milky Way. The clincher will be if the team can find more black holes like it, and that’s something they’re already […]

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

by Elizabeth Howell August 19, 2014

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 huge black holes, new research has revealed. The new study reveals for the first […]

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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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