Cheap Astronomy - Dear CA 131: What's The Point?

Hosted by Steve Nerlich.

Cheap Astronomy asks what's the point and then gets some sunshine.

Dear Cheap Astronomy – Did the Universe start from a single point?

This hypothetical concept is commonly stated in pop science blogs and we are guilty of doing the same here at Cheap Astronomy. However, it's not necessarily correct. As with most things relating to the Universe, all we can really talk about is the observable Universe. All evidence available does suggest that it emerged from a point source 13.8 billion years ago, but if the actual Universe is bigger th...