Watch NASA simulate a Mars landing on Earth to test supersonic parachutes

To make sure the (very expensive) equipment we're sending to Mars don't crash into the ground, NASA's putting its huge supersonic parachutes through a grueling test. Wait, what do parachutes have to do with Mars missions anyway? Well, if you read up on the Curiosity rover's risky landing in 2012, you'll see that NASA used a parachute to slow down its descent.

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