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  1. Solar System - Wikipedia

    The Solar System currently moves through a cloud of interstellar medium called the Local Cloud. The closest star to the Solar System, Proxima Centauri, is 269,000 AU (4.25 ly) away. Both are within the …

  2. 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 …

  3. Solar system | Definition, Planets, Diagram, Videos, & Facts | Britannica

    Jan 3, 2026 · There are eight planets in the solar system. The four inner terrestrial planets are Mercury, Venus, Earth, and Mars, all of which consist mainly of rock. The four outer planets are Jupiter, …

  4. The solar system—facts and information | National Geographic

    Our solar system is made up of the sun and all the amazing objects that travel around it.

  5. Solar System - Definition, Facts, Planets

    Mar 29, 2025 · The Solar System is the gravitationally bound system comprising the Sun and all natural objects that orbit it either directly or indirectly. This includes the eight planets, their moons, dwarf …

  6. The Solar System - timeanddate.com

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

  7. 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 …

  8. Science 101: The Solar System - Education

    Dec 3, 2024 · How many planets are in the solar system? How did it form in the Milky Way galaxy? Learn facts about the solar system's genesis, plus its planets, moons, and asteroids.

  9. Solar System Facts - NASA Science

    Mar 12, 2025 · Our solar system includes the Sun, eight planets, five dwarf planets, and hundreds of moons, asteroids, and comets.

  10. Solar system guide - Discover the order of planets and other amazing ...

    May 2, 2025 · In this guide, we'll explore how the solar system formed, its structure, and the many fascinating objects it contains.