I have a supplementary question on this topic... If the universe is expanding as we believe, surely objects as large as galaxies are all so far apart and all moving away from each other at such a rate that a collision shouldn't happen???
Help me out here someone!
Search found 1 match
- Tue Nov 10, 2009 10:41 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: Galaxy Merger (2009 November 9 APOD)
- Replies: 7
- Views: 1483