This is a Hubble Space Telescope image of a pair of star clusters that are believed to be in the early stages of merging. The clusters lie in the gigantic 30 Doradus Nebula, which is light-years from Earth. (via Merging clusters in 30 Doradus
The Cat's Eye nebula lies three thousand light-years from Earth. A classic planetary nebula, the Cat's Eye (NGC represents a final, brief yet glorious phase in the life of a sun-like star. This nebula's dying central star may have produced the simple
This stunning space wallpaper reveals which is an enormous stellar nursery about 6200 light-years away in the Perseus Arm, one of the Milky Way galaxy’s main spiral arms, that hosts both low- and high-mass star formation.