When humans start visiting Mars regularly, they'll probably be using one of Elon Musk's SpaceX Dragon V2 capsules. Unlike its predecessor, the V2 capsule has eight SuperDraco engines, which are 200 times more powerful than previous models, that output 16,400 lb of thrust each, enabling the craft to return to its spaceport and make a powered landing. Continue reading for a video and more information.
Gizmag says "that pthe] Dragon V2 still carries a parachute, but that's only a backup system in the event of a malfunction of the SuperDraco engines, which can still make a landing if two of the eight engines fail. If the landing is successful, Musk says that all the Dragon V2 needs to fly again is refueling."