Astronaut Peggy Whitson home after record-setting flight
Peggy Whitson, America's most experienced astronaut, returned to Earth Saturday after nearly two years in orbit
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Peggy Whitson, America's most experienced astronaut, returned to Earth Saturday after nearly two years in orbit
Peggy Whitson, NASA's most experienced astronaut, returns to Earth Saturday after extended mission
How to tell if you hurt your eyes looking at Monday's solar eclipse
An Atlas 5 rocket boosted NASA's latest communications satellite into space Friday
Total solar eclipse will travel coast-to-coast in U.S. for first time in 99 years Monday
Google plans to stitch images from coast to coast into a short time-lapse movie that anyone can download after Monday's eclipse
"There is simply no denying the mounting evidence globally and regionally – the new climate normal is upon us now"
Even people who won't be able to see the eclipse on Monday are excited about experiencing it
The space station's crew will get three opportunities on successive orbits to photograph the Aug. 21 solar eclipse
SpaceX Falcon 9 rocket is poised for blastoff Monday to deliver more than 3 tons of supplies and equipment to the space station
NASA is looking for a new Planetary Protection Officer, but it's not what you might think
Put those Ray Bans away: NASA explains the only ways to keep your eyes safe on August 21
Fourth-grader Jack Davis "Guardian of the Galaxy" says he's seen all the space and alien movies he can see
Cassie Conley is NASA's planetary protection officer, and that is -- sort of -- what she does, but on a smaller scale, and not quite as messy
The once-bustling room that was the epicenter of several milestones in human history is now retired and a wreck
The only person to both fly in space and summit Mount Everest says he bares his soul in his new memoir, "The Sky Below"
Someone broke into Ohio museum late Friday and stole solid-gold replica of the Apollo 11 lunar module -- a collective worth millions
A Russian Soyuz spacecraft blasted off Friday and ferried an all-veteran three-man crew to the International Space Station
A Russian Soyuz spacecraft carrying a three-man crew, including a NASA astronaut, is set for launch Friday to the International Space Station
NASA picture shows massive Antarctic iceberg that calved this month and is now splitting into pieces
A variety of apps and web pages are available to help users prepare for and get the most out of the Aug. 21 solar eclipse
The coast-to-coast solar eclipse on Aug. 21 promises a flood of data and excitement as millions take in one of nature's great spectacles
Nitrogren ice, dark craters, wide canyons: Get to known the dwarf planet in our solar system
NASA leaves it up to the public to process pictures from the Juno spacecraft orbiting Jupiter; the results can be spectacular
NASA's Juno probe has sent back its first pictures of Jupiter's Great Red Spot from a close flyby Monday