In Spacefarers, Christopher Wanjek explores some pretty out-there ideas about space colonization (a future astronaut on Mars is illustrated above) with a down-to-Earth perspective.
Peepo/E+/Getty Images
In Spacefarers, Christopher Wanjek explores some pretty out-there ideas about space colonization (a future astronaut on Mars is illustrated above) with a down-to-Earth perspective.
Peepo/E+/Getty Images
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