AstronomySA

NASA's Kepler mission has discovered 11 new planetary systems with a combined total of 26 planets. The mission has discovered more than 60 planets and thousands of candidates.

Roughly half of the giant asteroid Vesta is expected to be so cold, with so little sunlight, that water ice could have survived there for billions of years.

Martian dunes and sand ripples of mixed shapes and sizes form a striking pattern in a recent image from the high-resolution camera on NASA's Mars Reconnaissance Orbiter.

NASA's Nuclear Spectroscopic Telescope Array, or NuSTAR, has been shipped to Vandenberg Air Force Base, Calif., to be mated to its Pegasus launch vehicle.

On the eighth anniversary of starting to explore Mars, NASA's rover Opportunity remains busy with new investigations.