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doit_the_clown doit_the_clown
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7 years ago
When we look out into the plane of the Galaxy, how far can we see?
A)   Infinitely far   C)   Less than 1000 ly
B)   About 100,000 ly   D)   About 10,000 ly
Textbook 
Discovering the Universe

Discovering the Universe


Edition: 7th
Authors:
Read 46 times
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Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

Albert Einstein
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hyponoticahyponotica
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7 years ago
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