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Image of ClearSpace-1 from 2020, a project run by the European Space Agency to use a robotic spacecraft to remove space debris from Earth's orbit
Image: ESA/ClearSpace SAImage: ESA/ClearSpace SA

Satellites

We think of satellites as spacecraft, collecting Earth observation data or connecting us via the internet. But, in fact, anything that orbits a planet or star is a satellite, including moons, planets, and machines.