That is a "moon" of the planet.
A satellite.
The Satellite Atlas orbits the planet Saturn.
A natural satellite is an object that orbits a planet, while Earth is a planet that has its own natural satellite, the Moon. Earth is a celestial body that orbits the Sun, whereas a natural satellite orbits a planet.
It's a satellite of the planet.
That is known as a moon, or as a satellite.
Earth is not called a satellite; rather, it is a planet that orbits the Sun. A satellite is typically defined as a celestial body that orbits a larger body, such as a planet or moon. In this context, the Moon is Earth's natural satellite, as it orbits our planet. Conversely, Earth, along with other planets, is a satellite of the Sun.
Oberon is a moon/satellite of the planet Uranus.
A natural satellite that orbits a planet is a moon
A satellite is an object which orbits a larger body. For example, the Moon orbits the Earth, and the Earth orbits the Sun. The Moon is a satellite of the Earth and the Earth is a Satellite of the Sun.
An object which orbits a planet is generically called a satellite. The moon is a satellite, but so are artificial satellites, and occasionally asteroids and space junk.
Titan orbits the planet Saturn.
The small body of the moon that orbits a planet is called a satellite.