Galileo did not name the Moon the Moon.
Jupiter has the moon called Europa. (Galileo discovered this moon, but actually the name was given by another person.)
Locating sunspotsSeeing mountains on the moon
The question may mean "Was the moon Europa named by Galileo?" The answer to that is NO. Galileo discovered this moon, but it was named by another astronomer, called Simon Marius.
Locating sunspotsSeeing mountains on the moon
The moon.
Galileo was born 505 years before any person set foot on the Moon, so no Galileo was not the first one to step on the moon; that was Neil Armstrong In June 1969.
Galileo discovered the telescope, and phases of the moon
its square
Galileo discovered Jupiter's 4 largest moons, the Galilean moons. The largest moon's name is Ganymede.
Miranda, the moon of Uranus, was discovered by Gerard Kuiper in the 16th of February 1948, not by Galileo
Galileo correctly inferred that some of the light-colored features he saw on the moons surface were highlands, or mountains.(:
Well yes and no. The phases of the moon were understood well before Galileo --- however Galileo discovered the moons of Jupiter and no doubt their associated phases --- as well as the phases of Venus.