NASA researchers say their teams can tell the difference from November to December because of the variation in illumination caused by Christmas light displays.

WASHINGTON — The northern lights could be visible in several states Tuesday night as a solar storm is predicted to bring dazzling displays to the northern United States. The aurora borealis is ...

Aurora borealis, or northern lights, could be seen tonight thanks to a solar radiation storm.

Weather See the Northern Lights: Why aurora might be visible Sunday night A coronal mass ejection (CME) erupted from the Sun early Saturday morning could spark aurora visible deeper into the U.S.

A rare astronomical event, a nova explosion, could be visible in the night sky soon. It won't occur again for several decades.

The James Webb Space Telescope used a galaxy as a cosmic magnifying glass to find transient objects in the "Christmas Tree" cluster, a Winter Wonderland of even more galaxies.

Space is wishing Earth a Merry Christmas from 2,500 light-years away! A NASA telescope combined with data from an X-ray gave a special present for the holidays.

WASHINGTON — The northern lights could be visible in several states Tuesday night as a solar storm is predicted to bring dazzling displays to the northern United States. The aurora borealis is ...