
Orbital Sciences Corp. completed final cargo load of the Cygnus cargo spacecraft Oct. 23, 2014, in preparation for launch to…

Populations all along the east coast will have the chance to catch a glimpse of the Antares rocket as it…

Populations all along the east coast will have the chance to catch a glimpse of the Antares rocket as it…

Scientists and engineers placed two NASA James Webb Space Telescope test primary mirror segments onto the support structure that will…

A huge sunspot, named AR2191, can be seen in this image taken by NASA's SDO. It has been the source…

Do you see any recognizable shapes in this nebulous region captured by NASA's WISE and Chandra missions? Pareidolia is the…

NASA's Soil Moisture Active Passive (SMAP) mission will produce high-resolution global maps of soil moisture to track water availability around…

After 116 days of being subjected to extremely frigid temperatures like that in space, the heart of the James Webb…

The sun emitted a mid-level solar flare, an M8.7 class, peaking at 9:59 p.m. EDT on Oct. 21, 2014.

An X1.6 class flare erupted from the lower half of the sun, peaking at 10:28 a.m. EDT on Oct. 22,…