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  1. nasa.gov
    https://solarsystem.nasa.gov › sun-by-the-numbers

    The Sun By the Numbers - NASA Solar System Exploration

    Oct 21, 2025 · The Sun is the star at the heart of our solar system. Its gravity holds the solar system together, keeping everything – from the biggest planets to the smallest bits of debris – in its orbit.

  2. nasa.gov
    https://solarsystem.nasa.gov › solar-system › sun › in-depth.amp

    In Depth | Sun – NASA Solar System Exploration

    Without the Sun’s energy, life as we know it could not exist on our home planet. From our vantage point on Earth, the Sun may appear like an unchanging source of light and heat in the sky. But the Sun is …

  3. nasa.gov
    https://solarsystem.nasa.gov › solar-system › our-solar-system › in-depth.amp

    In Depth | Our Solar System – NASA Solar System Exploration

    Our solar system consists of our star, the Sun, and everything bound to it by gravity – the planets Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune; dwarf planets such as Pluto; …

  4. nasa.gov
    https://solarsystem.nasa.gov › moons › earths-moon › in-depth.amp

    In Depth | Earth's Moon – NASA Solar System Exploration

    During a "full moon," the hemisphere of the Moon we can see from Earth is fully illuminated by the Sun. And a "new moon" occurs when the far side of the Moon has full sunlight, and the side facing us is …

  5. nasa.gov
    https://solarsystem.nasa.gov › jupiter-by-the-numbers

    Jupiter - NASA Solar System Exploration

    Sep 3, 2025 · Jupiter Jupiter is the fifth planet from the Sun, and the largest in the solar system, by far — more than twice as massive as the other planets combined.

  6. nasa.gov
    https://solarsystem.nasa.gov › mars-by-the-numbers

    Mars By the Numbers - NASA Solar System Exploration

    Oct 21, 2025 · Mars is the fourth planet from the Sun, and the seventh largest. It’s the only planet we know of inhabited entirely by robots.

  7. nasa.gov
    https://solarsystem.nasa.gov › planet-compare

    Planet Compare - NASA Solar System Exploration

    Oct 21, 2025 · NASA’s real-time science encyclopedia of deep space exploration. Our scientists and far-ranging robots explore the wild frontiers of our solar system.

  8. nasa.gov
    https://solarsystem.nasa.gov

    RPS 3D Viewer - NASA Solar System Exploration

    Oct 21, 2025 · Solar System Our Solar System Sun Kuiper Belt Oort Cloud Beyond Our Solar System Eclipses

  9. nasa.gov
    https://solarsystem.nasa.gov › ambassadors

    Directory - NASA Solar System Exploration

    Solar System Ambassadors Rose Nadeau Ludowici, Georgia Member since 2020 Contact Rose

  10. nasa.gov
    https://solarsystem.nasa.gov › moons › jupiter-moons › ganymede › in-depth.a…

    In Depth | Ganymede – NASA Solar System Exploration

    Ganymede orbits the Sun along with Jupiter and its other satellites every 12 Earth years. Ganymede, Io, and Europa are in what is called a resonance – every time Ganymede orbits Jupiter once, Europa …