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Wikipedia: Venus
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Venus is the second planet from the sun. It is a [terrestrial planet]?,
and
has an atmosphere consisting mainly of carbon dioxide and a small amount
of nitrogen with a pressure at the surface about 90 times that of earth.
This results in a strong greenhouse effect, causing temperatures at the
surface to reach 500° C.
- Mass: 0.8 earth masses
- Radius: 6052 km
- Length of year: 225 days
- Mean surface temperature: Unpleasantly hot