1. An average glaxaie's speed is about 140 miles a second !
2.Galaxies are classified by elliptical, spiral, and irregular.
3. Galaxies are a huge group of single stars, star clusters, star systems, dust and gas bound together by gravity.
4. Irregular galaxies are typically smaller than other types of galaxies.
5. A galaxies classification is determined by shape, color, size, or temperature.
Subscribe to:
Post Comments (Atom)
0 comments:
Post a Comment