8 Jun 2015 Jahr - NASA's Journey to Mars: Pioneering Next Steps in Space Exploration (2015)
Beschreibung:
On October 8, 2015, NASA published its official plan for human exploration and colonization of Mars. The plan operates through three distinct phases leading up to fully sustained colonization
Zugefügt zum Band der Zeit:
Datum:
~ 8 years and 11 months ago
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