'Mer‧cu‧ry; Mercurius = [Latin] the messenger of the gods
In astronomy, Mercury is the first planet of our Solar System,
counting from the Sun. Mercury is a terrestrial planet without moons,
rings, or an atmosphere. Mercury has a diameter of 4880 km and is
number 11 on the list of largest objects in our Solar System.
On Earth, mercury is a metal that is liquid at room
temperature.