Mad Mael
1 Answer
country bumpkin
Read here>>>>http://www.universetoday.com/36610/how-many-galaxies-have-we-discovered/
Here>>>http://en.wikipedia.org/wiki/Observable_universe
Cool pics here>>>http://scienceblogs.com/startswithabang/2011/10/13/how-do-we-know-how-many-galaxi/
| 12 years ago. Rating: 4 | |
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