NASA
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Cassini celebrates 10th birthday as NASA plans its Grand Finale mission
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NASA satellite focused on global warming, CO2 levels
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Orbiting Carbon Observatory-2 to launch on July 1 - hopefully
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NASA to launch Orbiting Carbon Observatory, eye on the sky for climate change
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Air quality improves across U.S. - are you breathing easy yet?
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NASA to test Mars-bound flying saucer in Hawaii...if weather permits
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Good news! Our air is cleaner than ever report satellite images
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Orion parachute passes its toughest test yet in prep for December launch
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Mars Curiosity now traversing former ancient glacier territory
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Mysterious X-ray signal 240 million light years away may indicate dark matter presence
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NASA's Curiosity rover takes selfie to celebrate first Martian year
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Curiosity rover celebrates its first extra-long year on Mars
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