A nebula where young stars sculpt dragon-like forms has been imaged in colorful detail by the Dark Energy Camera in Chile.

The largest dark sky sanctuary in the world is 2.4 million acres of volcanic landscape, deserts, and mountains. Learn how to ...

A decade of observations by NASA’s Hubble Space Telescope has produced the sharpest and most detailed images of the Andromeda ...

Antarctica's patterns of stark seasonal changes, with months of darkness followed by a summer of 24-hour daylight, prompted ...