NASA raised eyebrows with a bold statement about humanity’s future at a space conference in Washington. Derrick Pitts, chief astronomer and planetarium director at the Franklin Institute Science ... more 
NASA raised eyebrows with a bold statement about humanity’s future at a space conference in Washington. Derrick Pitts, chief astronomer and planetarium director at the Franklin Institute Science Museum in Philadelphia joins “CBS This Morning: Saturday” to discuss the plausibility of colonizing the red planet. less 
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Sat, Apr 26, 2014 10:09 AM EDT