Answer:
I don't know exactly which one you're talking about, so I just list all that I could find,l
Step-by-step explanation:
1. An artificial body placed in orbit around the earth or moon or another planet in order to collect information or for communication.
2. A celestial body orbiting the earth or another planet.
3. Something that is separated from or on the periphery of something else but is nevertheless dependent on or controlled by it.
4. A portion of the DNA of a genome with repeating base sequences and of different density from the main sequence.
Hopes this helps