NASA has been overly optimistic about its manned Red Planet plans in the past. But the agency's current goal of getting astronauts to Mars by the end of the 2030s is eminently achievable, NASA chief Charles Bolden said.
NASA has been overly optimistic about its manned Red Planet plans in the past. But the agency's current goal of getting astronauts to Mars by the end of the 2030s is eminently achievable, NASA chief Charles Bolden said.
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