How Big Is the Universe?

We all know that the universe is mind-bogglingly gigantic, but how *exactly* mind-bogglingly gigantic is it? Let Hank fill you in on the details that scientists have worked out!

Why Shouldn’t You Look at the Sun?: https://www.youtube.com/watch?v=SzCKPbg5QRg

Is the Universe Expanding?:

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Sources:http://map.gsfc.nasa.gov/universe/WMAP_Universe.pdf
http://map.gsfc.nasa.gov/universe/uni_fate.html
http://map.gsfc.nasa.gov/universe/uni_shape.html
http://futurism.com/what-lies-beyond-the-edge-of-the-observable-universe/

Universe Could be 250 Times Bigger Than What is Observable

How Big is the Universe?

http://www.space.com/19027-universe-baby-picture-wmap.html
http://www.space.com/24073-how-big-is-the-universe.html
http://io9.gizmodo.com/5799335/five-weird-theories-of-what-lies-outside-the-universe

Media:
https://commons.wikimedia.org/wiki/File:New_shot_of_Proxima_Centauri,_our_nearest_neighbour.jpg
https://commons.wikimedia.org/wiki/File:Constellation_Fornax,_EXtreme_Deep_Field.jpg