Revision history of "14. How close are we to having humans land on Mars; will astronauts try to go there within the next twenty years? Why didn't we already start to live on Mars? Is technology today advanced enough to try living on Mars? (A K2S Question)"

From The Space Library

Jump to: navigation, search
(Latest | Earliest) View (newer 50) (older 50) (20 | 50 | 100 | 250 | 500)

Diff selection: mark the radio boxes of the versions to compare and hit enter or the button at the bottom.
Legend: (cur) = difference with current version, (last) = difference with preceding version, M = minor edit.

(Latest | Earliest) View (newer 50) (older 50) (20 | 50 | 100 | 250 | 500)