Alternative letter-case form of Solar System; the Sun and all the objects in orbit around it.

Any collection of heavenly bodies including a star or binary star, and any lighter stars, brown dwarfs, planets, and other objects in orbit.

The Sun and all the heavenly bodies that orbit around it, including the eight planets, their moons, the asteroids, and comets.

plural of solar system

Alternative letter-case form of Solar System

The area of the Solar System that comprises certain objects that are relatively far from the Sun, including Jupiter, Saturn, Uranus and Neptune, while not including the other planets.

The area of the Solar System that comprises certain objects that are relatively close to the Sun, including Mercury, Venus, Earth and Mars, while not including the other planets.

(astronomy) A body in the Solar System other than a planet, dwarf planet or natural satellite.

plural of small Solar System body