
Refrozen meltwater ponds in northeast Greenland seen during an April 2013 IceBridge flight.

NASA astronaut Scott Kelly stands as he is recognized by President Barack Obama, while First lady Michelle Obama, front left,…

APOD Science APOD APOD: 2015 January 21 – The… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss…

This SDO/AIA image from Nov. 22, 2014, shows the moon's disk partially blocking its view of the solar corona. AIA's…

This mosaic of the 100 millionth image from the Advanced Imaging Assembly on NASA's Solar Dynamics Observatory is created from…

Climate Change -- SOTU Sharable

A series of flight tests using a Boeing 737-300 jetliner were conducted in 1973-1974 at the NASA Flight Research Center…

Orion -- State of the Union Sharable

Technology -- State of the Union Sharable

Johnson Space Center Public Affairs Officer Nicole Cloutier moderates the news conference Jan 15, 2015 with the Expedition 43-46 International…