Weve got to go [back to the moon]. But we dont want to stay too long. ... The ultimate goal is Mars.
Buzz AldrinKnowledge of the past and an optimistic view of the present give you great opportunities.
Buzz AldrinYou need propellants to accelerate toward Mars, then to decelerate at Mars, again to re-accelerate from Mars to Earth, and finally to decelerate back at Earth. Accordingly, the mass of these required propellants, in short, drives our need for innovative launch vehicles.
Buzz Aldrin