sunsystem
nounUK /ˈsʌnˌsɪstəm/
US /ˈsʌnˌsɪstəm/
A sunsystem is the sun and all the planets and things that go around it.
Our sunsystem has eight planets, and Earth is one of them.
OTHER MEANINGS
2. A group of planets and other objects moving around a star.
Scientists found a sunsystem far away with three big planets.
3. The whole family of objects held by the sun's gravity.
Comets and asteroids are also part of our sunsystem.
4. A model or drawing that shows the sun and the planets around it.
The class made a sunsystem out of paper balls and string.