The Cassiopeia constellation, easily recognizable by its W-shaped asterism, is visible in the Northern Hemisphere's autumn and winter, and circumpolar above 46° north latitude. Cassiopeia contains ...

I don’t write a lot of columns about Cassiopeia. Now that I sit here and begin to type my column, I’m wondering why that is. Malan is astronomy writer and presentation editor for the Enid News & Eagle ...

The Big Dipper and Cassiopeia are easy to find in the sky during late summer and early autumn. Credit: Creators.com illustration Two easy-to-find star groupings appear during late summer and early ...

NGC 457, located in Cassiopeia, was discovered by William Herschel on August 18, 1780. The open cluster NGC 457, informally known as the Owl Cluster, is approximately 8,000 light-years distant and ...

CC0 Usage Conditions ApplyClick for more information. Skygazers at northern latitudes are familiar with the W-shaped star pattern of Cassiopeia the Queen. This circumpolar constellation is visible ...

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 death ...