Few star patterns have a shape so easy to remember: a neat "M" or "W" depending upon on its position and which way you're facing. When you purchase through links on our site, we may earn an affiliate ...

There’s something new and bright lurking in the night sky — and you can see it in your backyard. An amateur astronomer in Japan recently discovered a nova in the constellation Cassiopeia involving a ...

Cassiopeia the Queen is climbing high in the northeast on late August evenings. The constellation’s familiar “W” or “M” shape seems propped up on one side, eternally (by human standards) facing the ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Huw James is a science communicator, fellow of the Royal Astronomical Society and guest lecturer ...

Cassiopeia A (Cas A) is a supernova remnant located about 11,000 light-years from Earth in the constellation Cassiopeia. It spans approximately 10 light-years. This new image uses data from Webb’s Mid ...

Ten thousand years ago, a star exploded. Now scientists are getting their best look ever at the details of that explosion, Cassiopeia A. Space-age tools and methods are allowing them to glimpse ...

Images of stars released to the public, like the new image of Cassiopeia A revealed last month, fire the public’s imagination and kindle wonder in the breadth and beauty of the universe. But those ...

It could be the spookiest nebula out there - and a new video lets you fly into the heart of it. About 550 light-years away in the constellation of Cassiopeia lies IC 63 - and Hubble has just revealed ...