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Learn about Neptune, the eighth and most distant planet from the Sun, with 16 moons and five rings. See how it was discovered, what it looks like, and how it appears in fiction and media.
- Neptune: Facts
Introduction. Dark, cold, and whipped by supersonic winds,...
- Neptune
All About Neptune. Neptune is dark, cold, and very windy....
- Neptune: Facts
Learn about Neptune, the eighth and most distant planet in our solar system, named after the Roman god of the sea. Discover its size, orbit, moons, rings, structure, surface, atmosphere, and more.
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 was discovered on September 23, 1846. It is the second planet to be found using a telescope. Although Johann Gottfried Galle and Heinrich L...
- Neptune has 14 moons (natural satellites). Before Voyager 2's flyby of the planet, Neptune's only known moons were Triton and Nereid. Neptune's moo...
- Neptune’s outer atmosphere is composed predominantly of hydrogen and helium, contributing to 98 percent of the atmospheric molecules. Most of the r...
- Neptune is the only giant planet that is not visible without a telescope. It has an apparent magnitude of 7.8 and is approximately one-fifth as bri...
- Neptune’s color is a very vivid, bright blue, presumably an effect of the presence of methane and an unidentified atmospheric gas. With a small tel...
NEPTUNE is the world's first regional-scale underwater ocean observatory that plugs directly into the Internet. [1] . NEPTUNE is the largest installation on the Ocean Networks Canada network of ocean observatories.
Mar 28, 2019 · Neptune is the most distant of the solar system's eight planets. Find out about the blue world's orbit, which of Neptune's moons is the largest, and how the ...
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- National Geographic
