Space
Deep Dive: Rubin telescope should find more of Earth's mysterious 'mini-moons' — including some we can study up close
Earth almost always has more than one moon. The others are just very small, and they never stay long — but they could provide accessible and unique insights into the solar system. Temporary satellites, or mini-moons, are small asteroids that wander into Earth’s neighborhood and get captured briefly by our planet’s gravity.
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