Astronomers find that galaxies are either asleep or awake
Snapshot
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New comet may be visible to the naked eye in 2013
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Chandra X-Ray Observatory finds massive black holes common in early universe
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New supernova remnant lights up!
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The Carina Nebula, a local supernova factory, is ramping up production
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The Spitzer Photo Atlas of Galactic “Train Wrecks”
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Astronomers unveil the most complete 3-D map of the local universe
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The Kepler spacecraft’s astounding haul of multiple-planet systems
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Mars polar dunes
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Recent eruptions in the Crab Nebula mystify astronomers
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Stunning high-resolution NASA images available online for public exhibits
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Astronomers unveil portrait of newly discovered “super-exotic super-Earth”
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New type of exploding star discovered
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Astronomers in distant future might still deduce the Big Bang origin of the Universe
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Space shuttle Discovery to be added to National Air and Space Museum collection
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Astronomers seek monster black hole gorging on a buffet of stars
