Astronomy
- Local Bubble, the cavity which contains the Solar System
- Bubble Nebula (NGC 6822), an emission nebula in Barnard's Galaxy
- NGC 7635 (also known as the Bubble Nebula), an emission nebula in the Milky Way galaxy
- Stellar-wind bubble, a large cavity in the interstellar medium created by a star's energy
- Superbubble, a large structure created by multiple gases
Read more about this topic: Bubble
Famous quotes containing the word astronomy:
“It is noticed, that the consideration of the great periods and spaces of astronomy induces a dignity of mind, and an indifference to death.”
—Ralph Waldo Emerson (1803–1882)