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Introduction. Dark, cold, and whipped by supersonic winds, ice giant Neptune is more than 30 times as far from the Sun as Earth. Neptune is the only planet in our solar system not visible to the naked eye. In 2011 Neptune completed its first 165-year orbit since its discovery in 1846.
- Neptune Fact Sheet - NSSDCA
Neptune Observational Parameters Discoverer: Johann...
- All About Neptune | NASA Space Place – NASA Science for Kids
All About Neptune. Neptune is dark, cold, and very windy....
- In Depth | Neptune – NASA Solar System Exploration
Dark, cold, and whipped by supersonic winds, ice giant...
- Neptune - NASA Science
Our Solar System. Neptune is the eighth, and most distant...
- Neptune Fact Sheet - NSSDCA
Facts about Neptune. 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. Neptune has 6 faint rings. Neptune was not known to the ancients. It is not visible to the naked eye and was first observed in 1846.
May 19, 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 ♆.