50 years ago today, Scott Carpenter flew the second American manned orbital flight on May 24, 1962. He piloted his…
Scaled Composites' Proteus aircraft trailed one of NASA's Global Hawks during a test mission to prepare for a demonstration of…
More than half of the sources above 10 GeV are black-hole-powered active galaxies. More than a third of the sources…
Cheryl McNair visited students of the Ronald McNair Academy in East Palo Alto, Calif. The middle school was named after…
NASA's Mars Rover Opportunity catches its own late-afternoon shadow in this dramatically lit view eastward across Endeavour Crater on Mars.…
Comparative sizes of planets discovered by Kepler
CAPE CANAVERAL, Fla. – NASA Administrator Charles Bolden addresses media representatives at NASA's Kennedy Space Center in Florida on May…
NASA's DC-8 Airborne Science laboratory is seen during a checkout flight over California's Mojave Desert in May 2012. The aircraft…
The SpaceX Falcon 9 rocket soared into space from Space Launch Complex-40 on Cape Canaveral Air Force Station in Florida,…
Aurora Australis, accompanied by star streaks and air glow, is pictured in this view recorded by one of the Expedition…
