Quick Success Data Science

How Apollo 8 Won the Moon Race

Simulating the free-return trajectory with Python

Lee Vaughan
10 min readNov 21, 2023

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“Earthrise” by Apollo 8 astronaut Bill Anders (NASA)

Fifty-five years ago this December, the Apollo 8 crew became the first humans to leave Earth’s sphere of influence and travel to another celestial body. This month, Frank Boorman, the commander of that mission, passed away at age 95. To remember this historic…

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Author of “Python Tools for Scientists,” “Impractical Python Projects,” and “Real World Python.” Former Senior Principal Scientist for ExxonMobil.