A new view of the Helix Nebula reveals a dying white dwarf star at the nebula's center. This star's violent eating habits ...

This colorful image of the Helix nebula may mirror what someday could become of our sun and our home planet. Released on ...

In new images, scientists have gotten the closest look yet at Sagittarius C -- a 'stellar nursery' where clouds of gas and dust have collapsed to form thousands of new stars.

Decades of constant X-ray emission from the Helix Nebula’s white dwarf suggest debris from a Jupiter-sized planet steadily rains upon the star.

Some people in town today for the Yakima River Canyon Marathon may have been looking for a little running inspiration.