Solar Impulse 2 has embarked on the most daunting leg of its epic journey around the world. The single-seater solar-powered…
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Intergalactic crash scene among universe’s largest things
A glowing cosmic structure millions of light-years long represents the aftermath of the impact of two merging galaxy clusters, researchers…
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NASA launches satellite to explore little-studied region of the sun
VANDENBERG AIR FORCE BASE, Calif. – NASA launched a satellite late Thursday on a mission to explore a little-studied region…
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Potentially habitable planet just 12 light-years away
A sun-like star in our solar system’s backyard may host five planets, including one perhaps capable of supporting life as…
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Earth is closer to the sun today than in rest of 2013
If the sun looks a little larger than usual today, you’re not seeing things. Jan. 2 marks the time when…
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NASA eyes crew deep sleep option for Mars mission
A NASA-backed study explores an innovative way to dramatically cut the cost of a human expedition to Mars — put…
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Newfound Earth-mass planet is a gassy puffball
Astronomers have spotted a hotter and puffier version of Earth circling a distant star. The oddball exoplanet candidate KOI-314c is…
Read MoreCosmic crumbs reveal Umbrella Galaxy’s eating habits
Astronomers are studying the feeding habits of a cosmic cannibal to learn how galaxies grow. If you point a telescope…
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Spacewalking astronauts upgrade space station
Two astronauts ventured outside the International Space Station to do some maintenance and repair work during a more-than-6-hour spacewalk Oct.…
Read MoreNASA’s $17.5B 2015 budget would fund new science missions
WASHINGTON – NASA’s 2015 budget would remain essentially flat at $17.5 billion under a White House spending proposal unveiled Tuesday…
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