Cassiopeia A
Cassiopeia A (Cas A) is a supernova remnant located in the constellation Cassiopeia. It lies at an approximate distance of 11,000 light years from Earth… Read More »Cassiopeia A
Cassiopeia A (Cas A) is a supernova remnant located in the constellation Cassiopeia. It lies at an approximate distance of 11,000 light years from Earth… Read More »Cassiopeia A
Here are some of the highlights of the December sky:Read More »Highlights of the Night Sky in December
Andromeda Galaxy (also known as Messier 31, M31, or NGC 224) is a spiral galaxy located in the Andromeda constellation. The galaxy was named after the… Read More »Andromeda Galaxy (Messier 31, NGC 224)