Before Mars and exploration-centric talk, I talk about Orbital ATK\u2019s agreement for exclusive use of LMP-103S. Then I take a hard look at the post-EM-1 roadmap for SLS, and theorize some potential uses for SpaceX\u2019s giant Mars-bound rocket\u2014lovingly referred to as the Big F\u2026alcon\u2026 Rocket (BFR).