Different characteristics of earth and Neptune
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- Size. = Neptune is nearly four times larger than Earth, according to the National Aeronautics and Space Administration (NASA). ...
- Orbit. = Neither Earth nor Neptune orbit the sun in a perfect circle; their orbits are more oval-shaped, or elliptical. .
- Surface=rocks and water cover the surface of the Earth, giving humans and animals a firm footing. Meanwhile, Neptune has no solid surface. Like Earth, Neptune's surface is composed of silicates and water, as well as hydrogen and helium.
- Wind Speeds=NASA states that clouds on Neptune whip around the planet at a rate of up to 700 miles per hour. The fastest winds recorded on Earth were 231 miles per hour in 1934, according to Mount Washington Observatory.
- Moons and Rings= Earth has only one moon, but Neptune has 11. Neptune also has three rings--a trait Earth lacks.
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Neptune
Neptune is a blue gaseous planet that can be seen only with the aid of powerful binoculars. It has a very active atmosphere, as indicated by its spots and transverse bands. It is surrounded by a small ring and has eight moons.
Characteristics of Neptune
Median distance from sun: 2,745,000,000miles/4,500,000,000km
Mass: 17.23 times that of earth
Diameter: 30,212miles/49,528km
Length of day: 16 hours
Length of year: 165 earth years
Surface temperature: -357°F/-216°C
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