Neptune
Neptune, the eighth and furthest planet from the Sun, is a very cold place. Its bluish color is caused by small amounts of methane gas in its atmosphere. The planet has moons and a very narrow, faint ring system.
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Explore Neptune
Interior and Surface of Neptune
The Giant planets do not have the same kind of structure inside that the terrestrial planets ...Read more
Atmosphere of Neptune
Neptune's atmosphere shows a striped pattern of clouds. This cloud pattern is very similar ...Read more
Neptune's Magnetosphere
The magnetosphere of Neptune is very much like that of Uranus, medium sized but still much ...Read more
Neptune's Moons and Rings
Neptune's largest moon is named Triton. Triton is much larger than any of the planet's other moons. ...Read more
The Poles of Neptune and its Moons
The South Pole of the planet Neptune is unusual in several ways. Triton, Neptune's largest ...Read more
Planetary Facts
All of the relevant information about Neptune collected on one page, including details about size, orbit ...Read more
Myth and Culture
Neptune was the god of the waters and was a son of Chronos and a brother of Jupiter and of Pluto ...Read more
Missions to Neptune
A table containing information about the spacecraft that have visited Neptune ...Read more
Images and Multimedia
Access wonderful captioned photos and illustrations that will inspire and excite you. ...Read more
Neptune Links
These are links to other great web sites about Neptune. But beware: you don't want to get ...Read moreMore about Neptune
Did you know?
What do White Dwarfs and Black Holes have in common? Find out in our Strange Stuff in Space section!Did you know that many different cultures had myths about Earth goddesses and gods?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?Asperity
xAsperity : An asperity is an area on a fault that is stuck.
Click on the word to find out!
Research Highlights
More than One: Long-Reining Microbe Controlling Ocean Nitrogen Shares the Throne
Marine scientists long believed that a microbe called Trichodesmium, a member of a group called the cyanobacteria, reigned over the ocean's nitrogen budget. New research results reported on-line today...Read more
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