Comment on The Economic Viability of Mars Colonization (1995) [pdf]parentComments−Udo11yAlso worth mentioning is the Mars Underground documentary, detailing Zubrin's work and mission over the years:https://www.youtube.com/watch?v=tcTZvNLL0-w
Comments
Also worth mentioning is the Mars Underground documentary, detailing Zubrin's work and mission over the years:
https://www.youtube.com/watch?v=tcTZvNLL0-w