
You would think that Mercury would have temperatures of 1,000 degrees because it is the closest planet to the sun.
Its mass is 3.03e23 kilograms.
Its diameter is 4,880 kilometers.
By Roman mythology, Mercury is the god of commerce.
The only spacecraft to have visited Mercury is the Mariner 10.
In several ways, the moon is similar to Mercury. They both have very many craters in them, and they both are very old.
Mercury is the eighth largest planet.
For more information on Mercury, click here.
| Last updated: 5-1-02 |