This photo, taken on February 21, 1976, shows workers at NASA's Marshall Space Flight Center constructing a "simulated" residence for…
Roguish runaway stars can have a big impact on their surroundings as they plunge through the Milky Way galaxy. Their…
In the joint X-15 hypersonic research program that NASA conducted with the Air Force, the Navy, and North American Aviation,…
NASA astronaut Rick Mastracchio, Expedition 38 flight engineer, works with the Burning and Suppression of Solids (BASS-II) experiment in the…
NASA astronaut Mike Hopkins (foreground) and Japan Aerospace Exploration Agency astronaut Koichi Wakata, both Expedition 38 flight engineers, are pictured…
Japan Aerospace Exploration Agency astronaut Koichi Wakata, Expedition 38 flight engineer, closes the hatch between the International Space Station's Harmony…
Japan Aerospace Exploration Agency astronaut Koichi Wakata, Expedition 38 flight engineer, prepares to close the hatch between the International Space…
Ole Salomonsen of Norway took this photo of a reindeer backed by aurora on Feb. 20, 2014.
The High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter caught this view of NASA's Mars Exploration…
In the joint X-15 hypersonic research program that NASA conducted with the Air Force, the Navy, and North American Aviation,…
