Astrobiologist Answers Mars Questions

By WIRED

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Space scientist and astrobiologist Erika DeBenedictis joins WIRED to answer the internet's burning questions about The Red Planet. How long does the trip to Mars take with current technology? Why is it red? How realistic was the movie 'The Martian?' How long would it take to effectively terraform Mars to sustain human life? Does Mars have seasons? Did the conditions for life exist on Mars at one time? What lies just below the surface? Answers to these questions and more await on Mars Support. 0:00 Mars Support 0:16 Explaining why Mars is red (without sorcery) 0:44 Why did Elon Musk say "You can only depart to Mars once every two years"? 1:39 How realistic were the crop growing scenes in ‘The Martian?’ 2:43 Terraforming Mars 3:25 Scientific inaccuracies in ‘The Martian’ 3:50 How long is the trip to Mars? What about the return leg? 5:03 Mountains on Mars 6:07 Does Mars have seasons? 6:43 Why is everyone obsessed with colonizing Mars? 7:17 Didn’t we find water on Mars a while back? 7:53

Tags: astrobiology, future mars settlement, human mars colonization, interplanetary travel, mars, mars atmosphere, mars day length, mars exploration, mars facts, mars faq, mars gravity, mars missions, mars research, mars rovers, mars temperature, mars terraforming, martian dust storms, martian soil, nasa mars, ott tech support