Massive Molecular Cloud | Space Wallpaper

This stunning space wallpaper reveals W3, 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.



via LiveScience.com http://www.livescience.com/29036-massive-molecular-cloud-w3-wallpaper.html