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  1. science.nasa.gov › neptune › factsNeptune: Facts - NASA Science

    Learn about Neptune, the eighth and most distant planet in our solar system, and its features and characteristics. Find out about its size, orbit, rotation, moons, rings, formation, structure, surface, atmosphere, and magnetosphere.

  2. www.britannica.com › place › Neptune-planetNeptune | Planet, Moons, Rings, Temperature, Mass ... -...

    Jun 26, 2024 · 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 with the unaided eye. With a small telescope, it appears as a tiny, faint blue-green disk. It is designated by the symbol ♆.

  3. Images

    • Neptune Facts: The Big Blue Planet [Infographic] - Earth How
    • Neptune – 8th planet from sun, most distant, last planet in main system ...
    • Our planets: facts about the planet Neptune - Online Star Register
    • Structure of Neptune, illustration - Stock Image C026/9637 - Science ...

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  4. science.nasa.gov › neptuneNeptune - NASA Science

    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 Earth, Neptune is not visible to the naked eye. In 2011, Neptune completed its first 165-year orbit since its discovery.

    • Neptune Features1
    • Neptune Features2
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    • Neptune Features4

  5. space-facts.com › neptuneNeptune Facts - Interesting Facts about Planet Neptune

    • Facts About Neptune
    • Neptune’s Great Dark Spot
    • Neptune’s Atmosphere
    • GeneratedCaptionsTabForHeroSec
    Neptune is the most distant planet from the Sun.
    Neptune is the smallest gas giant.
    A year on Neptune lasts 165 Earth years.
    Neptune is named after the Roman god of the sea.

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    The Great Dark Spot in the southern atmosphere of Neptune was first discovered in 1989 by the Voyager 2 spacecraft. It was an incredibly large rotating storm system with winds of up to 1,500 miles per hour, the strongest winds recorded on any planet. How such powerful winds were discovered on a planet so far from the sun is still considered a myste...

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    Neptune has an incredibly thick atmosphere comprised of 74% hydrogen, 25% helium and approximately 1% methane. Its atmosphere also contains icy clouds and the fastest winds recorded in the solar system. Particles of icy methane and minor gases in the extremities of the atmosphere give Neptune its deep blue colour. The striking blue and white featur...

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    Learn about Neptune, the eighth and smallest planet from the Sun, with its rings, moons, storms, and atmosphere. See diagrams, images, and data of Neptune's size, distance, temperature, and more.

    See full list on space-facts.com

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  7. www.nationalgeographic.com › science › articleNeptune facts and information - National Geographic

    Mar 28, 2019 · Learn about Neptune, the most distant and windiest planet in our solar system. Discover its atmosphere, moons, rings, storms, and history of discovery.

  8. spaceplace.nasa.gov › all-about-neptune › enAll About Neptune | NASA Space Place – NASA Science for Kids

    Jun 13, 2024 · Learn about Neptune's structure, surface, rings, moons, and history. Neptune is a dark, cold, and very windy ice giant with a thick atmosphere of hydrogen, helium, and methane.

  9. www.space.com › 41-neptune-the-other-blue-planet-in-ourNeptune: A guide to the windy eighth planet from the sun | Space

    Apr 17, 2023 · Neptune is the fourth largest planet in the solar system, with a radius of 15,599.4 miles (24,622 kilometers) — the distance between its core and the surface.