What came before the big bang? How do we know the shape of the universe? We’re gonna need a bigger telescope!

What came before the big bang? How do we know the shape of the universe? We’re gonna need a bigger telescope!
How is Mars getting all its methane?
Why are there no green stars? How do we know what the big bang made?
Where’s the best place to live on Mercury? Where did the Big Bang start? lets find out the answer here at #365DaysOfAstro
Why the universe expands? How can black holes form in the big bang? more with @PaulMattSutter at #365DaysOfAstro
What did Hubble really discover? Why does redshift imply an expanding universe? Why is the night sky dark? Why is there so much hydrogen, and how is that connected to the Big Bang?
We get questions every week about string theory and topics popularized by science fiction. Here’s the problem. There’s just no evidence.
Date: May 18, 2010 Title: Podcaster: Pamela Gay Organization: Astronomy Cast, Star Stryder Description: From the surface of the Earth, it is easy to feel safe, and in control because we have the...