noun

1. 1. a follower or attendant attached to a prince or other person of importance
   2. any obsequious or fawning follower or dependent
2. 1. a celestial body that revolves around a larger celestial body
   2. a man-made object rocketed into orbit around the earth, the moon, etc.; specif., such an object containing electronic devices for originating or relaying communications, data, etc.
3. something subordinate or dependent; specif., a small state that is economically or politically dependent on, and hence adjusts its policies to, a larger, more powerful state

Etymology: Fr < L satelles (gen. satellitis), an attendant, guard < Etr