🇭🇺 Enduring the Journey to Mars | MARS: How to Get to Mars
The biggest thinkers in the world discuss how astronauts would endure the long trip to Mars. ➡ Subscribe: http://bit.ly/NatGeoSubscribe➡ Watch all clips of MARS here: http://bit.ly/WatchMARS➡ Get More MARS: http://bit.ly/NatGeoMARS…
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