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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 - 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, …

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

    Oct 5, 2025 · Neptune, third most massive planet in the solar system and the eighth and outermost planet from the Sun. Neptune has 14 moons, only two of which were discovered …

  4. 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.

  5. Neptune: Size, distance from the Sun, orbit | Astronomy.com

    Oct 20, 2023 · Distance from the Sun: Neptune is the eighth planet from the Sun. It orbits at an average distance of 2.8 billion miles (4.5 billion km), thirty times farther than Earth.

  6. Neptune facts and information | National Geographic

    As the windiest, furthest, and faintest planet in our solar system, Neptune is a fascinating world of superlatives. Neptune may seem like a serene sapphire world at first glance. But don't...

  7. Neptune: The Farthest & Windiest Planet in the Solar System

    Oct 13, 2025 · Neptune is the eighth and farthest planet from the Sun, which can't be seen with the naked eye from the Earth. This distant blue planet has faint rings, numerous moons, and …

  8. 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 …

  9. Neptune planet | Canadian Space Agency

    This infographic features an image of Neptune along with a series of facts that highlight some of the differences between Neptune and Earth. (Credit: Canadian Space Agency)

  10. Planet Neptune | Royal Observatory Greenwich

    The planet Neptune is the eighth and furthest planet from the Sun and orbits the Sun every 165 years at a mean distance of 30 times that of the Earth. It has a diameter of 48,000 km and a …