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Shot Away from its Companion, Giant Star Makes Waves
12.18.12 - A runaway star can be seen charging through the dust in an infrared portrait from NASA's Spitzer Space Telescope.
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Just How Big Can Black Holes Get?
12.18.12 - Some of the biggest black holes in the universe may be even bigger than previously thought, according to data from NASA's Chandra X-ray Observatory.
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A Cosmic Holiday Ornament, Hubble-Style
12.18.12 - 'Tis the season for holiday decorating so astronomers using Hubble have photographed a festive-looking nearby planetary nebula called NGC 5189.
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Study: Remarkable Symmetry in Black Hole Jets
12.13.12 - High-speed jets launched from active black holes possess fundamental similarities regardless of mass, age or environment, a new study finds.
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Astronomers Catch Binging Black Hole's Jet
12.12.12 - A new X-ray source in the Andromeda galaxy is the first detection of radio-emitting jets from a stellar-mass black hole outside the Milky Way.
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Hubble Provides First Census of Galaxies Near Cosmic Dawn
12.12.12 - Using NASA's Hubble Space Telescope, astronomers uncovered a previously unseen population of seven primitive galaxies that formed more than 13 billion years ago, when the universe was less than 4 percent of its present age.
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Fermi's Vision for Thunderstorm Gamma-Rays Improves
12.06.12 - The Fermi space telescope is now 10 times better at catching brief outbursts of high-energy light produced above thunderstorms.
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Little Telescope Spies Gigantic Galaxy Clusters
12.06.12 - NASA's Wide-field Infrared Survey Explorer, or WISE, is helping to find the rarest and largest of galaxy groupings in the universe.
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Testing the Fold: The James Webb Space Telescope's Sunshield
12.03.12 - Engineers got a first-hand look at how the James Webb Space Telescope's sunshield would fold around the observatory while stored in the rocket..
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Hubble Spots a Peculiar Compact Blue Dwarf Galaxy
11.30.12 - The NASA/ESA Hubble Space Telescope captured an impressive image of the irregular galaxy NGC 5253, the nearest of the compact blue dwarf galaxies.