galactic collisions
"Galactic collisions" refer to the astronomical phenomenon where two or more galaxies come into contact or merge with each other due to gravitational interactions, leading to the exchange of mass, stars, and gas.
Requires login.
Related Concepts (1)
Similar Concepts
- active galactic nuclei
- active galactic nucleus
- elastic collisions
- extragalactic astronomy
- formation of galaxies
- fusion explosions
- galaxies
- galaxies and galaxy formation
- galaxy formation
- gravitational collapse
- inelastic collisions
- magnetosphere interactions
- massive galaxy clusters
- supernovae
- supernovae and stellar evolution