![Preparing for the Challenge](https://www.nasa.gov/wp-content/uploads/2023/03/140017main_image_feature_478_ys_full.jpg)
Preparing for the Challenge
Researchers at NASA's Langley Research Center conduct studies in 1964 to determine the types of difficulties astronauts might encounter on the lunar surface, where the force of gravity is only one-sixth that of Earth.
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https://www.nasa.gov/image-detail/preparing-challenge/
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