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- Sun Jan 19, 2014 2:05 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Spiral Galaxies in Collision (2014 Jan 19)
- Replies: 29
- Views: 6355
Re: APOD: Spiral Galaxies in Collision (2014 Jan 19)
I wonder why the galaxies will collide and the stars don't. Aren't the stars part of the galaxy?