Based on the exciting new announcement by Elon Musk at IAS the other day, SpaceX is building a BFS to fly on a BFR to Mars.  And I mean, sheesh:  Elon is some kind of whackjob, I tell ya. He's building this Interplanetary Transport System that he hopes to use to send 100 people to Mars at a time.  With 100t of cargo.  Oh:  and it all has to be reusable, too. So, this seems like the basis for a fun challenge.  Here's your task: Design, build, and fly a fully reusable system that can lan