Space
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NASA plans to put astronauts going to Mars in deep sleep. Why?
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Blood Moon on October 8: Rare selenelion promises to be a treat for skygazers
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Want a Rosetta comet for your coffee table? Revealed dimensions let you print your own
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NASA has a giant vibrating table to ensure Orion launch safety: How does it work?
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SpaceShipOne and X Prize mark 10 years of commercial spaceflight dream-turned-reality
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Rosetta spies comet 67P/Churyumov-Gerasimenko spout jets of water: Sublimation in action
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NASA SDO spies mega filament streak across the Sun
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Pluto has not been reinstated! But there is reasonable doubt
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Yes? No? Harvard astronomers kick up storm by claiming Pluto is indeed a planet
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NASA Swift spots red dwarf star belch superflare: 10,000 times more powerful than largest solar flare ever recorded
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Explore the moon's intricate system of newly discovered valleys
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Titan has toxic clouds four times the size of the UK
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