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Space
US Air Force launches new-generation GPS satellite
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Space
When is a planet not a planet?
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Space
Young universe was packed with galaxies
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Space
Cassini sees dusty spokes’ in Saturn’s rings
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Space
Methane monsoons may lash Titan
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Space
Comet’s minerals hint at liquid water
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Space
Distant solar system body may be cigar-shaped
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Space
Deep Impact collision ejected the stuff of life
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Space
Spiral spotted around Saturn’s outer ring
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Space
Hubble scaled down for new lease of life
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Space
Dead galaxies defy galactic formation theories
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Space
Nuclear-reactor spacecraft poor for astronomy
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