This stunning space wallpaper shows the youngest-known supernova remnant in our galaxy, which lies 10,000 light years away in the constellation Cassiopeia. The light from this exploding star first reached Earth in the 1600s.
Colorful Dance | Space Wallpaper
Join our Space Forums to keep talking space on the latest missions, night sky and more! And if you have a news tip, correction or comment, let us know at: community@space.com.