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  1. Solar System Exploration - Science@NASA

    2 days ago · 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 …

  2. 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 …

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

    Nov 27, 2025 · The solar system is part of the " observable universe," the region of space that humans can actually or theoretically observe with the aid of technology. Unlike the observable …

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

    If you were to look at a giant picture of space, zoom in on the Milky Way galaxy, and then zoom in again on one of its outer spiral arms, you’d find the solar system.

  5. Science 101: The Solar System - Education

    Dec 3, 2024 · The solar system came into being about 4.5 billion years ago when a cloud of interstellar gas and dust collapsed, resulting in a solar nebula, a swirling disc of material that …

  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 …

  7. The solar system: Facts about our cosmic neighborhood

    Feb 25, 2022 · How did our solar system form? Scientists think the solar system formed when a nearby exploding star, called a supernova, triggered the collapse of the solar nebula.

  8. Our Solar System - National Air and Space Museum

    Our Solar System from the Outside In Imagine entering our solar system from interstellar space. As you travel toward our Sun, you would move through three distinct regions. First you would …

  9. NASA/JPL Eyes - Solar System Interactive

    NASA’s Solar System Interactive (also known as the Orrery) is a live look at the solar system, its planets, moons, comets, and asteroids, as well as the real-time locations of dozens of NASA …

  10. ViewSpace

    ViewSpace is a free, web-based collection of digital interactives and videos highlighting the latest developments in astronomy and Earth science. ViewSpace gives you the opportunity to …