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Neptune - Wikipedia
When Pluto was discovered, it was considered a planet, and Neptune thus became the second-farthest known planet, except for a 20-year period between 1979 and 1999 when Pluto's elliptical orbit brought it closer than Neptune to the Sun, making Neptune the ninth planet from the Sun during this period. [65][66] The increasingly accurate ...

Neptune - Science@NASA
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, Neptune is not visible to the naked eye.

Neptune | Planet, Moons, Rings, Temperature, Mass, Diameter, & Facts ...
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 ♆.

Neptune Facts - Most Distant Planet in the Solar System
Neptune facts, including its discovery, orbit, size, structure, rings, moons, atmosphere, potential for life, and how to observe it.

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.

Neptune Facts: How Many Moons & Rings Does Neptune Have | Neptune ...
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 no solid surface.

Neptune: Definition, Discovery, Facts, Color, Size, Moons - Telescope Nerd
Neptune is the eighth planet from the Sun in our solar system, an ice giant known for its color, winds, and position as the outermost of the known planets. Neptune has a diameter of 49,244 kilometers (30,598 miles), making it the fourth-largest planet in the solar system.

Neptune Facts - Interesting Facts about Planet Neptune
Neptune is the eighth planet from the Sun, making it the most distant in the solar system. This gas giant may have formed much closer to the Sun in the early solar system history before migrating out to its current position. Neptune is the smallest gas giant. A year on Neptune lasts 165 Earth years. Neptune is named after the Roman god of the sea.

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 mass 17 times that of the Earth. It is a giant gaseous planet spinning around once every 19 hours.

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 let...