
Wispy tendrils of hot dust and gas glow brightly in this ultraviolet image of the Cygnus Loop nebula, taken by…

In Orbiter Processing Facility-2 at NASA's Kennedy Space Center in Florida, space shuttle Endeavour's left orbital maneuvering system OMS pod…

The STS-107 crew heads for the Astrovan and a ride to Launch Pad 39A for liftoff. In front, L to…

NASA's Solar Dynamics Observatory (SDO) captured this image of an M7.9 class flare on March 13, 2012 at 1:29 p.m.…

Numerous small, bright spots appear on Vesta, as seen in this image from NASA's Dawn spacecraft. This region is just…

This image from NASA's Dawn spacecraft shows the brightest area seen on Vesta so far. It shows a crater located…

After six years of silence, the thunder of manned space flight was heard again, as the successful launch of the…

Looking like a spider's web swirled into a spiral, Galaxy IC 342 presents its delicate pattern of dust in this…

These images, based on ones obtained by NASA's Cassini spacecraft, show how the pull of Saturn's gravity can deform the…

Using NASA's planet-hunting Kepler spacecraft, astronomers have discovered 2,326 candidate planets orbiting other suns since the Kepler mission's search for…