How Long Would It Take to Walk Around the Moon?
We enjoyed Harry Baker’s article for Live Science on this question. It explores the distance, the walking pace and the practical obstacles. However, a simple calculation also helps show why the answer depends on your assumptions.
The Distance Around the Lunar Equator
NASA’s Moon data gives an equatorial circumference of about 10,917 kilometres. For comparison, Earth’s circumference is about 40,030 kilometres. Therefore, the lunar route is much shorter, but it still covers an enormous distance.
To walk around the Moon, imagine maintaining a pace of five kilometres per hour. Dividing 10,917 by five gives about 2,183 hours of walking. If you continued without a break, that would equal roughly 91 days. This is our illustrative calculation, rather than a prediction for a real expedition.
Time to Walk Around the Moon: Why Daily Hours Matter
To walk around the Moon, a traveller would need more than a good pace. For example, sleep, meals and other stops would reduce the hours available each day. At eight hours of walking daily, the same calculation becomes about 273 days.
In addition, the straight distance does not describe the full route. A planned journey must account for obstacles and the path a traveller can actually follow. Consequently, changing the route or slowing the pace changes the result.
Explore the Question Further
The interesting part of a plan to walk around the Moon is comparing the assumptions. Try halving the walking speed, or reducing the daily walking hours. Each choice produces a different answer, even before you consider equipment and mission support. As a result, the maths provides a useful starting point for discussion.
To explore the question further, read the full Live Science article linked above. Meanwhile, discover more stories in RocketBreaks news or explore our space experiences.