:: Mercury

Mercury is the smallest planet if you do not count dwarf planets, and the closest to the sun.

It is a bit larger than our moon but a bit smaller than the earth. We started to oserve Mercury in 1960.

Mercury has no moons.

For the Romans, Mercury was Messager of the Gods.

• Diameter: 4 900 kms.
• Distance to the sun: 58 million kms.
• Duration of rotation: 59 days.
• Duration of revolution: 88 days.