NASA astronaut Rick Mastracchio, Expedition 38 flight engineer, uses a body mass measurement device (BMMD) in the Zvezda Service Module…
The sunlit edge of Titan's south polar vortex stands out distinctly against the darkness of the moon's unilluminated hazy atmosphere.
The DSN celebrated 50 years of service to space science and exploration. Over the last 50 years, the Deep Space…
The YF-12 "Blackbird" was an experimental fighter-interceptor version of the Lockheed A-12 reconnaissance aircraft. In Air Force flight tests on…
This time-lapse image shows Comet ISON approaching and leaving during its slingshot around the sun on Nov. 28, 2013.
A study using data from Chandra and ground-based telescopes, combined with detailed theoretical models, shows that the supermassive black hole…
Although crew members on the International Space Station view literally hundreds of scenes of the moon rising and setting over…
One of the Expedition 38 crew members aboard the International Space Station took this vertical photograph of parts of Texas…
A young sunflower plant is being closely monitored by the Expedition 38 crew members onboard the Earth-orbiting International Space Station.
36 years after his historic Mercury flight, U.S. Sen. John Glenn returned to space on board the shuttle Discovery on…
