30 years ago, NASA lost 7 astronauts in the Challenger explosion. Here’s how it moved forward.

By Michael Tabb

Published January 28, 2016

NASA is well acquainted with the dangers of sending humans to outer space. Thirty years ago today, its Challenger shuttle exploded shortly after takeoff, claiming seven lives in a tragedy broadcast on TV to stunned Americans. In the video above, NASA reflects on the legacy of the fatal accident.

30 years ago, NASA lost 7 astronauts in the Challenger explosion. Here’s how it moved forward.

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