
Expedition 20 flight engineer Nicole Stott participates in the STS-128 mission’s first spacewalk as construction and maintenance continue on the…

Discovery spacewalker Danny Olivas at work during the STS-128 mission’s first spacewalk. During the six-hour, 35-minute spacewalk, Olivas and astronaut…

NASA’s remotely piloted Ikhana aircraft, a modified General Atomics Predator B, taxis to a run-up pad in front of the…

Backdropped by Earth’s horizon and the blackness of space, the Leonardo Multi-Purpose Logistics Module is visible in Discovery’s payload bay,…

This map of the planet unwrapped displays the end result of careful data assimilation and image construction from NASA researchers.