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Become a nitrogen atom in the nitrogen cycle in our Traveling Nitrogen Classroom Activity Kit/Game. See all our games, activity kits and classroom activities.
This picture shows that there are three small regions in which the particles are trapped. These regions are the plasmaspheres.
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T.S. Huang

The Plasmaspheres of Neptune

Neptune has three small plasmaspheres which are greatly affected by Neptune's rings.

Particles enter the plasmasphere from Neptune's atmosphere as well as the magnetotail. Particles might leave the plasmasphere by being swept directly into the atmosphere.


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Traveling Nitrogen Classroom Activity Kit

Check out our online store - minerals, fossils, books, activities, jewelry, and household items!...more

The Plasmaspheres of Neptune

Neptune has three small plasmaspheres which are greatly affected by Neptune's rings. Particles enter the plasmasphere from Neptune's atmosphere as well as the magnetotail. Particles might leave the plasmasphere...more

Neptune's "Scooter"

One of the many cloud patterns of Neptune is the "scooter" which was discovered by Voyager in 1989. In this picture, the Great Dark Spot is in the upper left of the image, and just below the Spot is a...more

The position of Neptune when gas changed to ice

The position of the planets in the solar nebula affected how big they became and what they were made of. The blue line in the picture shows where it became so cold that ice began to form. Planets that...more

How a planet-to-be sweeps up nearby material to be part of itself

As shown in this picture, while they were forming in the solar nebula, the core of the planets-to-be drew material to themselves from the cloud of gas and dust around them. The bigger planets-to-be were...more

The Structure of Neptune's Interior

There is no surface to the giant planets. There is only a gradual change from the atmosphere, as shown in this drawing. Therefore the giant planets do not have layers, as the earth-like planets do. Ice...more

The Atmosphere of Triton

Triton is the largest moon of Neptune. It isn't quite as big as Earth's Moon. The surface of Triton is very, very cold. It is colder than the surface of any other planet or moon in our Solar System. It...more

Surface of Triton

Image processing can produce a view such as one might see if you were present on the surface of Triton. ...more

Windows to the Universe, a project of the National Earth Science Teachers Association, is sponsored in part is sponsored in part through grants from federal agencies (NASA and NOAA), and partnerships with affiliated organizations, including the American Geophysical Union, the Howard Hughes Medical Institute, the Earth System Information Partnership, the American Meteorological Society, the National Center for Science Education, and TERC. The American Geophysical Union and the American Geosciences Institute are Windows to the Universe Founding Partners. NESTA welcomes new Institutional Affiliates in support of our ongoing programs, as well as collaborations on new projects. Contact NESTA for more information. NASA ESIP NCSE HHMI AGU AGI AMS NOAA