Artificial satellite
device · 1957 · Digital age
A spacecraft in orbit around the Earth.
What it is made of
- Solar panel — has part. Powering satellites.
- Reaction wheel — has part. Attitude control.
- Star tracker — has part. A star tracker.
Principles and materials it uses
- Orbital motion — uses. It moves in orbit.
- Aluminium — is made of. The housing is aluminium.
Where it is used
- GPS (satellite navigation) — is part of. A constellation of satellites.
- GLONASS — is part of. Satellites.
What it is a kind of
- Sputnik 1 — includes. The first satellite.
- Communications satellite — includes. A satellite.
- Weather satellite — includes. A satellite.
- Space probe — includes. A spacecraft.
- CubeSat — includes. A satellite.
- Space station — includes. A space station is an artificial satellite where people live.