publication date: Thursday, July 18, 2019 (part of Summer 2019)

category: Disasters

clue: Failure wasn't an option for this mission control director on any of his Apollo missions, including 11 and 13.

explanation: Kranz was popularized by the film Apollo 13, with the fictional line "failure is not an option" attributed to him. more…

difficulty: easy

solved by: Russ Wilhelm, Steve West, LaVonne Lemler, Samir Mehta, Chris Lemler, Matthew Preston, Richard Slominsky, and Erik Bates

Apollo 11 Week: Few events have captured the imagination of the world like the first Moon landing on July 20, 1969. To celebrate the fiftieth anniversary of the historic event, here are seven people whose work made it possible.

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Jim Lovell

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Orville & Wilbur Wright

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Neil Armstrong

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John F. Kennedy

The American space program kicked into high gear thanks to this president's belief that "this nation should commit itself to achieving the goal, before this decade is out, of landing a man on the Moon and returning him safely to the Earth." Go »

Michael Collins

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Buzz Aldrin

He must have been buzzing with excitement when it was his turn to set foot on the Moon. Go »