Tag: Supernovas

The Universe The Supernova and Cepheids of Spiral Galaxy UGC 9391

The Supernova and Cepheids of Spiral Galaxy UGC 9391

Before we look at the Supernova (the cross) and the Cepheids (the red circles) in the Spiral Galaxy of UGC 9391 it’s worth describing what a Cepheid actually is and why it’s important. A Cepheid variable is a type of...

/ June 7, 2016