When an Earth observation satellite or a communications satellite is deployed for military or intelligence purposes, it is known as a spy satellite or reconnaissance satellite.

Sep 25, 2025 · So, Earth is a satellite, because it orbits the Sun! The Moon is also a satellite because it orbits Earth. But, usually, the word "satellite" refers to a machine that is launched into space and …

Dec 24, 2025 · Satellite communication - Orbit, Signals, Relay: A satellite is basically a self-contained communications system with the ability to receive signals from Earth and to retransmit those signals …

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SATELLITE definition: a natural body that revolves around a planet; a moon. See examples of satellite used in a sentence.

A satellite is a space object that orbits a larger body, such as a planet or a star. There are natural and artificial satellites.

Technically, a satellite is any object that orbits a “celestial body” like a planet, moon, or star. But when we are referring to satellites, we are referring to the human-made devices that orbit the Earth.

Dec 17, 2025 · Satellite applications include: Earth Science Remote sensing satellites are used to study the Earth, including things like weather events, ecological trends and ocean temperatures. Solar …

A satellite is any object that moves in a curved path around a planet. The moon is Earth's original, natural satellite, and there are many man-made (artificial) satellites, usually closer to Earth. The path …

Jan 17, 2022 · A satellite is an object in space that orbits or circles around a bigger object. There are two kinds of satellites: natural (such as the moon orbiting the Earth) or artificial (such as the ...