The only place in the Solar System that humans have set foot on so far is the lunar surface. The Moon plays a crucial role in life here on Earth, which makes scientists think that perhaps the presence of a moon could give clues to the habitability of a planet.
Earth's Moon is different from other moons that scientists have detected due to its distinctively large size with a radius larger than a quarter of the Earth's radius and much larger than any other moon. A new study now suggests that this distinct characteristic could be beneficial to life on a planet.
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