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  1. Neptune - Wikipedia

    It is the fourth-largest planet in the Solar System by diameter, the third-most-massive planet, and the densest giant planet. It is 17 times the mass of Earth. Compared to Uranus, its …

  2. Neptune | Planet, Moons, Rings, Temperature, Mass, Diameter ...

    Jan 2, 2026 · Neptune, third most massive planet of the solar system and the eighth and outermost planet from the Sun. Because of its great distance from Earth, it cannot be seen …

  3. Neptune - Science@NASA

    Apr 29, 2025 · Dark, cold and whipped by supersonic winds, giant Neptune is the eighth and most distant major planet orbiting our Sun. More than 30 times as far from the Sun as is Earth, …

  4. Neptune Facts - Most Distant Planet in the Solar System

    Sep 10, 2025 · Neptune, the eighth planet from the Sun, stands as a distant, deep-blue world at the fringe of our Solar System. Known for its striking color, powerful storms, and intriguing ring …

  5. Neptune, planet of wind and ice | The Planetary Society

    Neptune, our outermost planet, is a windy blue world with exotic ice, raging storms, rings, and a moon that could have a subsurface ocean.

  6. Planet Neptune in 41 amazing facts - BBC Sky at Night Magazine

    Nov 11, 2025 · Facts about the ice giant planet Neptune, the most distant planet in the Solar System, its winds, rings and moons.

  7. Neptune: Definition, Discovery, Facts, Color, Size, Moons ...

    Mar 27, 2025 · Neptune is the eighth planet from the Sun and the farthest major planet in the solar system. Neptune is characterized by its deep blue hue, a dynamic atmosphere with …

  8. Neptune - National Air and Space Museum

    Neptune, also known as the Blue Giant for its large size and vivid color, is the outermost planet in our Solar System. It joins Uranus, Saturn, and Jupiter as one of the giant planets.

  9. Planet Neptune - Natural History Museum

    Get the facts on this planet of extremes. Orbiting the Sun at a distance of 4.5 billion kilometres - more than 30 times further out than the Earth - Neptune is a dark, icy world.

  10. Planet Neptune | Facts, Images, Atmosphere | GO ASTRONOMY

    Neptune is the eighth planet.