Does the sun have an atmosphere?
Yeah but not the kind you can breathe. Chromosphere, photosphere, etc etc. (By the way, thank you History Channel, 'cause I sure as heck didn't learn any of this in publik skool!)
It has a gravitational pull and an electromagnetic field.
Well I suppose there is only way to find out... anyone up to a one way trip to then sun?!
I believe it's called the corona. I think I will look it up to be sure.
Yes, but not like earths