Moon mountains

Discovery that the moon has mountains. Also with the help of his telescope, Galileo discerned dark spots on the moon t hat might have been seas. Ultimately it suggested that the moon wasn’t just a globe of light, but a world.
 Galileo Galilei Italy 1609 Moon mountains

Discovery that the moon has mountains. Also with the help of his telescope, Galileo discerned dark spots on the moon t hat might have been seas. Ultimately it suggested that the moon wasn’t just a globe of light, but a world.