SPACE WALLPAPER: The Boomerang Nebula

The Boomerang Nebula is a young planetary nebula and the coldest object found in the Universe so far. It is in the constellation of Centaurus, 5000 light-years from Earth.

The Boomerang Nebula is a young planetary nebula and the coldest object found in the Universe so far. It is in the constellation of Centaurus, 5000 light-years from Earth.