KSP (obviously), science and maths, science fiction (Star Wars, The Martian, The Uplift Saga by david brin and many of John Scalzi's books to name a few) and Warhammer 40K miniatures.
I had a decent and very cheap fighter but I was unable to land it on the carrier. This was due to the fact that the stall speed was too high and that I suck at flying. The carrier also severely lagged out my computer.
here is a picture:
@MiffedStarfish It looks like this:
Sorry about the image size and quality; I don't have a good way to put images in my posts yet.
That was about the bomber challenge