About 36,400,000 results
Open links in new tab
  1. Solar System - Wikipedia

    Over 99.86% of the Solar System's mass is located within the Sun. The most massive objects that orbit the Sun are the eight planets. Closest to the Sun in order of increasing distance are the four …

  2. Solar system | Definition, Planets, Diagram, Videos, & Facts ...

    3 days ago · Solar system, assemblage consisting of the Sun and those bodies orbiting it: 8 planets with more than 400 known planetary satellites; many asteroids, some with their own satellites; comets …

  3. Solar System Exploration - Science@NASA

    Dec 4, 2025 · Our solar system includes the Sun, eight planets, five officially named dwarf planets, hundreds of moons, and thousands of asteroids and comets. Our solar system is located in the Milky …

  4. Solar System – Definition, Facts, Planets

    Mar 29, 2025 · The Solar System is the gravitationally bound system of the Sun and all celestial bodies that orbit it. This includes planets, moons, asteroids, comets, dwarf planets, and countless particles …

  5. Science 101: The Solar System - Education

    Dec 3, 2024 · Our solar system's particular configuration of planets and other celestial objects all revolving around a life-giving star make it a special place to call home.

  6. Solar System: Planets, Moons, and the Sun Explained

    May 18, 2025 · With each planet, moon, asteroid, and comet, the solar system tells a story of birth, destruction, rebirth, and motion—stories written in craters, frozen oceans, swirling storms, and …

  7. Solar System - Definition & Detailed ... - Sentinel Mission

    Oct 31, 2025 · What is the Solar System? The Solar System is a collection of celestial bodies that are bound together by gravity. At the center of the Solar System is the Sun, a massive star that provides …

  8. Solar System - New World Encyclopedia

    The solar system comprises the Sun, all the objects gravitationally bound to it, and the heliosphere, an enormous magnetic bubble enclosing most of the known solar system, including the solar wind and …

  9. Solar System quick facts - Royal Museums Greenwich

    Our Solar System contains planets, comets and asteroids all of which travel around our star, the Sun. Until 2006 nine main planets were listed, but under the current classification there are now only eight …

  10. The Solar System - timeanddate.com

    The solar system includes the Sun, planets, dwarf planets, moons, rings, asteroids, comets, and particles of dust.