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How are stars named?

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Mars may be wetter than we thought (but still not that habitable)

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After Demo-2: SpaceX is already prepping for 1st operational Crew Dragon mission

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Scientists spot super-Earth planet in Earth-like orbit

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Mars orbiter finds evidence of ancient, long-lived rivers on the Red Planet

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Cygnus cargo ship leaves space station for free-flying fire mission

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See the moon near Jupiter and Saturn in the predawn sky Tuesday

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Space technologies can help solve Earth's challenges (op-ed)

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'A truly dark night sky can change someone's life forever': Q&A with 'The World at Night' photobook author Babak Tafreshi

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In photos: The dazzling 'Super Flower Moon' of May 2020

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Kepler-88 has a new king! Planet three-times Jupiter's mass discovered in alien star system

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Scientists get their best-ever look at Jupiter's atmosphere and storms

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SpaceX's Starship SN4 prototype passes another, tougher pressure test

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Beyond the movies: 10 essential 'Star Wars' comics

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Four amazing astronomical discoveries from ancient Greece

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Inside the world's largest sun-spotting telescope

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Boba Fett returning for 'The Mandalorian' (played by a familiar face) — report

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Solar-sailing sentries could allow up-close study of interstellar visitors like 'Oumuamua

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See the Full Flower Moon, last supermoon of 2020, bloom in these stunning photos

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Biosphere 2: Explore the habitat's history and mystery in these amazing photos

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'Spaceship Earth' is a radical ride through science, quarantine and so much more

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Japanese probe's asteroid Ryugu encounter hints at space rock's dynamic history

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NASA starts packing Mars rover Perseverance ahead of July launch

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Watch live @ 2 pm ET: 'Fireside chat' with NASA astronauts on the Artemis generation