Hey there, So as creating new moons and planets - or worse, entire star systems - is very labor intensive, I found the upcoming game No Man's Sky method pretty amazing; to use algorithms to automatically generate billions of planets. This New Yorker article is pretty amazing http://www.newyorker.com/magazine/2015/05/18/world-without-end-raffi-khatchadourian Imagine having this kind of tech for KSP, we could explore endlessly, there would always be things to map and discover!