NASA

Space

Watch rocket blast across Philadelphia skies on Sunday

Courts

Lehigh University professor, wife sentenced in scheme to defraud NASA

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NASA

IMAGES: Views from the Apollo missions you haven't seen

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NASA

NASA releases 1,035 stunning new images of Mars

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Science

Mercury's on the move: Philly has best viewing spot for rare transit

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NASA

NASA reveals discovery of icebergs on Pluto

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Space

Astronaut Scott Kelly captures 'thundersnow' as Jonas hits Eastern U.S.

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Videos

Astronaut plays water ping pong to celebrate 300th day in space

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Space

Pa. woman selected as NASA flight director for International Space Station

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Space

NASA touts flyby mission to Jupiter's moon Europa as quest for alien life

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Social Media

NASA responds to kid featured in Humans of New York photo

Science

NASA to make big announcement on Mars' atmosphere

NASA

NASA gearing up for major Mars announcement

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Science

NASA's Curiosity rover snaps selfies on Mars

Mars

NASA

'Dark Lady' spotted in photo from NASA's Curiosity rover

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Planets

Earth-like planet discovered using NASA's Kepler space telescope

Space

Australian tracking station to get first new images of Pluto

NASA

Venus, Jupiter to converge in must-see spectacle Tuesday

Space

Space

60M miles out, NASA spacecraft spots possible ice cap on Pluto

Science

Mercury-orbiting U.S. spacecraft heading for a crash landing

Mercury

Cars

NASA unveils its own driverless car

NASA Car

Travel

Arizona company will take you to the edge of space

Spacecraft

Weather

It even snowed in Hawaii

Snow in Hawaii.

Science

Asteroid on course to fly near Earth

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Weather

2014: Earth's hottest year

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Celebrities

Singer Sarah Brightman preparing for space station visit

Sarah Brightman