Some of the previous 'minimalist' missions: • 0.57 ton SSTO in Kerbal Space Program Kerbin Orbit • 2.998 ton manned launch to Duna and back Duna • The Odyssey by Bill, Book 32: 9 ton l... Eve • Landing on all of Jool's moons with a... Jool 5 • 1.3 tons to Minmus and back The Ody... Minmus