
The shadow of the moon falls on Earth as seen from the International Space Station, 230 miles above the planet,…

STS-120 mission specialist Doug Wheelock participated in the third scheduled spacewalk as construction continued on the International Space Station. During…

The Seven Sisters, also known as the Pleiades, seem to float on a bed of feathers in a new infrared…

Astronaut Jim Reilly, an STS-117 mission specialist, participated in the mission's first planned session of extravehicular activity (EVA), as construction…

Just 10 days after a major earthquake struck the region and left roughly 340,000 people homeless, Mount Merapi erupted, on…

This specially processed composite view reveals a tremendous amount of structure in the northern polar atmosphere of Titan. The hazes…

Fifty years ago today on Oct. 4, 1957, the Soviet Union launched Sputnik, humanity's first artificial satellite, thereby ushering in…

NASA's Mars Exploration Rover Opportunity has found an iron meteorite on Mars, the first meteorite of any type ever identified…

This 1987 image shows scientists testing a model aircraft in the Langley Research Center's Spin Tunnel. Some aircraft use parachutes…

This photograph from 1966 shows the Zero Gravity Facility at Lewis Research Center, now known as John H. Glenn Research…