NASA - National Aeronautics and Space Administration

After spending 19 weeks working in one place while solar power was too low for driving during the Martian winter, NASA's Mars Exploration Rover Opportunity is on the move again. The winter worksite ...

The Soyuz rocket is seen in the monitor of a video camera moments before Soyuz Commander Gennady Padalka and flight engineers Joseph Acaba and Sergei Revin arrived to board the rocket at the Baikonur ...

Best known as a swan winging its way across the night, the constellation Cygnus is easily seen in the northern hemisphere's summertime sky. This new view of the Cygnus-X star-forming region by the ...