Space
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Phew! Mars Orbiters Safely Dodge Comet Siding Spring
NASA's three state-of-the-art Mars orbiters successfully dodged a comet and its dangerous debris just yesterday, after months of preparation for this rare fly-by event.
Latest Research Articles
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NASA Prepares to Track Our Water in a Whole New Way
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Milky Way Secretly Steals from Nearby Dwarf Galaxies
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Uranus Has a Long-Lost Twin
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MAVEN Gives First Look at Mars' Upper Atmosphere
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Late Bloomer Galaxies Help Us Understand Star Formation
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Space Volcanoes: Young Moon Was Hot and Unpredictable
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Milky Way Harbors Less Mysterious Dark Matter Than Thought
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Sun Rings in Halloween with Haunting Jack-O-Lantern Grin
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Leaky Galaxies Shed Light on the Universe
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Experts Watch Climate of Exoplanet Light-years Away
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Send Your Name to Mars on Orion's First Flight
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The 'Mightiest' Zombie Star Ever Seen