Astronomy & Space - Astronomy news

Blazars

(PhysOrg.com) -- A blazar is a galaxy which, like a quasar, has an intensely bright central nucleus containing a supermassive black hole. In a blazar, however, the emitted light sometimes includes extremely ...

dateSep 06, 2011 in Astronomy
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Dating our galaxy's dormant volcano

(Phys.org) —A dormant volcano—a supermassive black hole—lies at the heart of our galaxy. Fresh evidence suggests that it last erupted two million years ago.

dateSep 23, 2013 in Astronomy
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Invisible hand in invisible matter

(PhysOrg.com) -- An international team of astronomers have found an unexpected link between mysterious 'dark matter' and the visible stars and gas in galaxies that could revolutionise our current understanding ...

dateOct 06, 2009 in Astronomy
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Turning Planetary Theory Upside Down (w/ Video)

(PhysOrg.com) -- The discovery of nine new transiting exoplanets is announced today at the RAS National Astronomy Meeting. When these new results were combined with earlier observations of transiting exoplanets ...

dateApr 13, 2010 in Astronomy
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The Hitchhiker's Guide to Galaxy Formation

One hundred million years after the Big Bang, giant primordial stars heated, ionized, and pushed the gas around them to form present-day stars and galaxies. And now, for the first time, we can see it happening—in ...

dateJun 12, 2006 in Astronomy
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Hubble Finds Star Eating a Planet

(PhysOrg.com) -- The hottest known planet in the Milky Way galaxy may also be its shortest-lived world. The doomed planet is being eaten by its parent star, according to observations made by a new instrument ...

dateMay 20, 2010 in Astronomy
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