Riding high in the northeast sky as darkness descends is a striking zigzag row of five stars marking the Queen of Ethiopia, Cassiopeia.

Explore the Soul Nebula (IC 1848), a star-forming region in Cassiopeia. Learn its clusters and why it's a favorite for astrophotographers.

Stellar forensics: Clearest ever look at Cassiopeia A sheds light into the heart of an exploding star JWST image and data give researchers insight into the nature of explosions, Cassiopeia A’s ...

The James Webb Space Telescope has captured new imagery of supernova remnant Cassiopeia A. It is 11,000 light-years away in the Cassiopeia constellation.

Over 2 decades of Chandra X-ray Observatory views of the Crab Nebula and Cassiopeia A have been time-lapsed. The Chandra team explains here. Credit: NASA/CXC/A. Hobart Ozzy Osbourne’s cause of ...

Beautifully captured by the James Webb Space Telescope (JWST), this image shows interstellar gas and dust lit up by a dead star in Cassiopeia.