Researchers with the Black Marble project said they can tell when people put up their holiday lights -- and not just in North ...

NASA is getting into the festive spirit, sharing some stunning images of the Christmas Tree Cluster and the Cosmic Wreath.

NASA described that the stars appear in blue and white lights because of the X-rays they give off, which the Chandra X-ray ...

Here's how to watch the northern lights predicted to color the night sky on New Year's Eve this year. See the lights on Dec.

A giant dust cloud ring comprising green, yellow, blue and orange hues darken on the cloud's edges, creating the appearance ...

Auroral activity is forecast to increase on Christmas Day, with NOAA forecasting a Kp index of five and a viewing line ...

"These X-rays are powered by winds flowing from the young, massive stars that are sprinkled throughout the cluster," NASA ...

Christmas has finally arrived! There's still time to catch some must-see lights and displays around Central Texas, but they ...