How does sending humans to Mars work? How long does it take to go there and come back? How do they set up shelter on the Red Planet? What about space radiation? TIME’s Jeffrey Kluger gives us an animated primer: To Mars And Back In 150 Seconds.
Watch more videos about Mars and more animated astronauts: Astronaut Leland Melvin on Returning Home From Life In Space, TED Ed’s Life of an astronaut, Newton’s Three Laws of Motion, and Celebrating Sally Ride, the first American woman in space.
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