ET-94 never got to fly

In light of the accident, investigators wanted to find out if the design of the tanks contributed to the failure of the Space Shuttle and so they inspected ET-94 for answers. The tank was never used and is therefore the only remaining one of its kind.
ET-94 had to have cosmetic restoration done before it was put on display, according to the California Science Center. And if you ask us, it looks glorious.
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