I calculated trajectories that took men to the moon, yet my story remained hidden for decades. Who am I?

Category: History · Difficulty: hard

Hint: My work was essential to NASA's success.

Answer

Katherine Johnson

Explanation

Katherine Johnson was a key mathematician at NASA whose calculations were critical for the success of early space missions, yet her contributions went largely unrecognized for many years.

This is a hard history riddle — a tricky one that takes a little thought. The answer is Katherine Johnson.

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