Answer: satellite is a artificial sub planet and every sub planet must around to it's main planet for their connect.
Explanation:
Satellite mainly 3types.
1. GEO (22,000mi away)
2. MEO (10,000mi away)
3. LEO (1,000-3,000mi away)
If any satellite will stabilised more then 22,000mi then it's can't around as a ring to world. And takes long time more then 24hours. And it's periodic time may disturbance.
