That fuzzy splotch, visible to the naked eye when it is really dark (and easily seen through binoculars) is the Orion Nebula. Throughout the nebula (which is about 30 light years wide), we see a ...

The so-called Horsehead Nebula — in the constellation Orion — is 1,300 light years ... help the consortium create a groundbreaking 3D map that would “uncover some of [the universe’s ...

This a planetary nebula, which is formed when a star like the Sun runs out of fuel, expands and its outer layers puff off, and then the core of the star shrinks. Orion Nebula: Believed to be the ...