A solar system is a star and everything held by its gravity. Our solar system.
Almost all the mass of ours is the sun, and the planets are what was left over. The solar system is mostly empty, and the distances are far harder to picture than the objects.
1nounsolar systemA star and everything held by its gravity.
“The solar system took shape from one collapsing cloud.”
solar system is a system.
Practised in Science & Space