2 of 18
The Orion nebula is a tapestry of star formation, from the dense pillars of gas to the hot, young, massive stars that have emerged from their gas-and-dust cocoons. The next nebula looks like the head of an animal.
Stocktrek Images/Getty Images
black holes:
8 pictures
milky way:
8 pictures
moon:
15 pictures
space shuttle:
31 pictures
Advertisement