Luke Briggler

10 Facts

Mercury is the smallest planet in the solar system.

Mercury is the closest planet to the Sun.

A year on Mercury is only 88 days.

Mercury is the second hottest planet.

Mercury is the most cratered planet.

Mercury is the second most densest planet.

Mercury has wrinkles.

Mercury has a molten core.

Mercury is named for the Roman messenger to the gods.

Mercury has an atmosphere.