Missions to Neptune
| Mission |
Country |
Launch Date |
Arrival Date |
Type |
Encounter Characteristics |
|
| Voyager 2 |
USA |
August 20, 1977 |
August 24, 1989 |
Flyby |
9000 images of Neptune, its rings, and its satellites |
An Overview of Space Exploration
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Our 2010 Summer issue of The Earth Scientist includes six articles dealing with various aspects of Earth Science. An article from NOAA details how lake effect snow can, under the right conditions, actually occur on the narrow Mississippi River.
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For as long as there have been people on Earth, we have looked up at the sky and wondered about the Sun, Moon, stars, and occasional dramatic events we saw there. But it is only in the past 40 years that
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Neptune has // Call the moon count function defined in the document head print_moon_count('neptune'); moons. It also has rings, but its rings are different from Saturn's. Neptune's largest moon is named
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The Giant planets do not have the same kind of layers inside that the Earth-like planets do. Their evolution was quite different than that of the Earth-like planets, and they have much more gas and ice
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The South Pole of the planet Neptune is a bit strange. Triton, Neptune's largest moon, also has interesting features at its poles. Neptune is tilted on its axis by about 28°. That isn't so strange... Earth
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The atmosphere of Neptune is very similar to that of Uranus, and unlike that of Saturn and Jupiter. On Jupiter and Saturn, the atmosphere is mostly composed of the simple molecules hydrogen and helium.
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There are four ideas for the origin of a planetary atmosphere. Those four ideas are: 1. that the planet-elements of which a planet was made released the atmosphere, 2. that the atmosphere was drawn to
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Unlike Jupiter's Great Red Spot, the Great Dark Spot of Neptune is thought to be a hole, similar to the hole in the ozone layer on Earth, in the methane cloud deck of Neptune. The white clouds shown in
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