- What is our place in the universe?
- How did we come to be?
- How can we know what the universe was like in the past?
- Can we see the entire universe?
- How big is Earth compared to our solar system?
- How far away are the stars?
- How big is the Milky Way Galaxy?
- How big is the universe?
- How do our lifetimes compare to the age of the universe?
- How is Earth moving in our solar system?
Sunday, January 27, 2013
Quiz
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1 comment:
Well done Chris. For distance to stars a light year is more appropriate. Proxima Centauri is 4.24 light years away.
http://en.wikipedia.org/wiki/Proxima_centauri
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