Glossary · Celestial objects
Solar System
The system formed by the Sun and all bodies gravitationally bound to it: 8 planets, their moons, asteroids, comets and dwarf planets. Space probes have explored it since Voyager 1 and 2.
Definition
The system formed by the Sun and all bodies gravitationally bound to it: 8 planets, their moons, asteroids, comets and dwarf planets. Space probes have explored it since Voyager 1 and 2.