Planets
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Astronomers May Have Found Elusive Planet X Using ALMA Telescope
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Scientists Track Down Missing Carbon From Mars Atmosphere
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Astronomers Find The Closest Earth-like Planet Ever Discovered [Video]
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When Is A Planet Not A Planet? UCLA Prof Suggests A Simple Test
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Take An Interactive Tour Of 'Star Wars Battlefront' With New Website
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Young Solar System Had 5 Giant Planets But Jupiter Kicked One Out: What Happened?
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Jupiter May Have Ejected Another Planet From Solar System Billions Of Years Ago
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Pre-Halloween Sky To Show Jupiter, Mars And Venus Lining Up For The Last Time Until 2021
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NASA's New Horizons Records Pluto And Its Moon Charon In Color [Video]
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Circular Orbits Of Exoplanets Ups Chances Of Adding Aliens To Circle Of Life
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NASA's CubeSat Initiative Aims To Explore Solar System With Tiny Spacecraft
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'Star Wars' Planets With Two Suns Like Tatooine May Actually Exist
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