Challenger’s shocking explosion devastates the families of the crew as well as millions watching live, and an investigation puts NASA on the defensive.
المشاهدات:1
To revive public interest, NASA chooses teacher Christa McAuliffe to be the first civilian on the Shuttle. Issues with the solid rocket boosters linger.
المشاهدات:2
After several delays, the crew prepares for launch as engineers and NASA officials tensely discuss concerns about the O-rings and a cold weather launch.
المشاهدات:2
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