
Ice, wind, cold temperatures and ocean waters combined to created dramatic cloud formations over the Bering Sea in late January,…

Jan. 31, 2015 -- The two-stage Delta II launch vehicle is launched from Space Launch Complex 2 at Vandenberg Air…

A United Launch Alliance Delta II rocket with the Soil Moisture Active Passive (SMAP) observatory onboard is seen in this…

Jan. 31, 2015 -- At Space Launch Complex 2 at Vandenberg Air Force Base in California, liquid oxygen propellant is…

Jan. 30, 2015 -- The launch gantry is rolled back to reveal the United Launch Alliance Delta II rocket with…

NASA Supercomputer Assists the Hunt for Exomoons

CALIPSO lasers flash brightly in the Colorado sky on January 27, 2015.

President Harry Truman presents the 1946 Collier Trophy to the NACA's Lewis Rodert for the wartime development of a thermal…

Jan. 29, 2015 -- At Vandenberg Air Force Base in California, the launch of NASA's Soil Moisture Active Passive, or…

A 2-percent scale model of the Space Launch System core stage RS-25 engines, in the pictures at left, and a…