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Mercury's Statistics

Fun Fact: One day on Mercury is 59 Earth days, but a Mercury year is 88 Earth days.
Name Information
Diameter 4,880 km.
Distance from Sun approx. 57.9 million km.
speed around sun 47.87 km/s
sunrise to sunset 176 days
Mass when Earth=1 .06
Volume when Earth=1 .06
Density when water=1 5.43
Gravity when Earth=1 .38
number of moons 0

Atmosphere Composition

Rank Name Percent
1 Oxygen 42%
2 Sodium 29%
3 Hydrogen 22%
4 Helium 6%
5 Potassium and other gases 1%

Inner Mercury

Rank (crust-core) Name
1 Crust of Siliate Rock
2 Rocky siliate mantle
3 Iron core

Mercury's Temperature

Time Temperature
Day 167 degrees Celsius to 450 degrees Celsius
Night as low as -180 degrees Celsius

 

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