Using the Hubble Space Telescope, astronomers are witnessing the unprecedented transition of a supernova to a…
Category: NASA Image of the Day
GRAIL Heads to the Moon
Fire and smoke light up a blue sky as a United Launch Alliance Delta II Heavy…
Viking Lander Model
NASA's Viking Project found a place in history when it became the first U.S. mission to…
First Space Bound Orion Comes Alive
Construction on the first space-bound Orion Multi-Purpose Crew Module began with the first weld at the…
GRAIL on the Pad
NASA's GRAIL twin spacecraft await launch atop a United Launch Alliance Delta II rocket at Cape…
The Moon’s North Pole
The Earth's moon has been an endless source of fascination for humanity for thousands of years.…
Preparing GRAIL for Launch
At Cape Canaveral Air Force Station's Space Launch Complex 17B in Florida, these spacecraft technicians may…
NASA’s Mars Exploration Rover Opportunity on Its 2,690th Martian Day
NASA's Mars Exploration Rover Opportunity used its navigation camera to take this picture showing a light-toned…
Katia From Space
Katia was a tropical storm gathering energy over the Atlantic Ocean when one of the Expedition…
NASA Langley’s Bell UH-1H Huey Helicopter Returns
NASA Langley's Bell UH-1H Huey helicopter returned to the Center Wednesday, Aug. 17, 2011, after a…