The answer, as I’m sure you’re aware, is a whole lot of nothing. And by nothing, I mean empty space. Really, really empty space.
I actually scrolled through all near 6 billion kilometres of space. To keep you amused, there are entertaining and educational little bits of information scattered in the void, so be sure not to miss them.
Prepare to take a trip from our Sun, all the way to our outermost planet (ahem) Pluto. Onwards!