The Griffith Observatory in California had a great view of the Mars-Moon occultation. See the Red Planet slip behind the moon ...

KiDS J0842+0059, with a mass around 100 billion times that of the Sun, has remained frozen in time for centuries.

NASA's James Webb Space Telescope (JWST) has produced a new image of the Bullet Cluster, which is a titanic collision between ...

The spiral galaxy NGC 6946 in Cygnus has seen 10 supernovae in the past century, earning it the nickname the Fireworks Galaxy ...

Times for sunrise, sunset, moonrise, and moonset are given in local time from 40° N 90° W. The Moon’s illumination is given at 12 P.M. local time from the same location. Wednesday, July 2 ...

A new observatory is coming on-line and, in its own way, is going to have an impact similar to what we are seeing with the James Webb Space Telescope.