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Moonless Earth Could Potentially Still Support Life, Study FindsScientists have long thought the Earth's moon was vital for its habitability. But that may not be so.
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Searchers of Ringed Alien Planets Put Faith in Kepler ProbeSaturn's rings may not be unique to our solar system.
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Icy Saturn Moon May Be Covering a Salty SeaGeysers exploding from the surface of Saturn's moon, Enceladus, reveal their source is an underground ocean.
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NASA Spacecraft Discovers 122 Pairs of Star TwinsA pair of satellites built to study the sun has discovered 122 new sets of twin stars, known as eclipsing binaries.
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Thunder on Saturn Moon Could Shed Light on LightningFuture missions to the Saturn moon Titan may look for lightning in a novel way — by searching for its rumbling companion, thunder.
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Best Gravity Map Yet Shows a Lumpy, Bumpy EarthThe latest and best-ever map of our planet's gravitational field.
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Some of Universe's First Stars May Still Be VisibleThe first stars formed in groups, not in isolation, a new study finds.
