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Analysis of the surface of Pluto indicates that it consists of 98% frozen nitrogen. The New Horizons spacecraft is expected to reach Pluto in 2015. It is hoped that more detailed analysis of the surface and atmosphere will then be available.

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16y ago

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Why doesn't Pluto have an atmosphere?

Pluto absolutely has an atmosphere. Pluto's atmosphere is composed of 90 percent Nitrogen and 10 percent of the more complex substances such as methane.


What percent does earth's gravity have on the planet Pluto?

Pluto's gravity is 8% of Earth's.


What is the number of gravity on Pluto?

The acceleration of gravity on the surface of Pluto is 0.583 m/s2 . That's 5.94 percent of its value on Earth. If you weigh 200 pounds on Earth, you would weigh 11pounds 14.2ounces on Pluto.


What are some of pluto's geological traits?

Scientists speculate that the internal structure of Pluto consists of approximately 50-70 percent rock and about 30-50 percent ice by mass. The surface area of Pluto is roughly 10% smaller than the surface area of South America.


Is Pluto as hot as earth?

No, Pluto is much colder than the Earth.


Why does Earth get more sun light than Pluto?

Because earth is much, much closer to the sun that Pluto.


Is Venus' smaller than Pluto?

No, Pluto is much smaller than venus.


Why is Venus warmer than Pluto?

Venus is much closer to the Sun then Pluto.


Are you closer to Pluto or to the sun?

The Earth is much closer to the sun than it is to Pluto.


Is the earth bigger than Pluto?

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Does Pluto have hydrogen ice?

Probably not. While it's not known for certain, if there is any trace of hydrogen on Pluto, it would be in solid form. Pluto probably consists of a mixture of 70 percent rock and 30 percent water ice. Internal structure: The dwarf planet probably has a rocky core surrounded by a mantle of water ice, with more exotic ices such as methane, carbon monoxide and nitrogen ice coating the surface.