subsatellite
/sʌbˈsætəˌlaɪt/
noun
- A smaller satellite that is released or carried by a larger satellite or spacecraft.
- The main satellite deployed a subsatellite to study the moon's surface.
- Engineers designed the subsatellite to collect data on solar radiation.
- The subsatellite orbited Earth for a few months before burning up in the atmosphere.
Synonyms