There are different kinds of launch escape systems, but they all do the same thing: they get astronauts out of the way of a potentially deadly rocket explosions. On Mercury and Apollo, the LES was a launch escape tower, a solid-rocket powered tower atop the spacecraft that could rip it away from an exploding rocket, carrying the crew a safe distance away where they would land by parachute. But Gemini used ejection seats, much like the ones fighter pilots used. Why? Well, watch the video to find out!
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