Moon the correct values of about 60 and 0.273 respectively. Archimedes (287–212 BC) designed a planetarium that could calculate the motions of the Moon and other objects in the Solar System. During the Middle Ages, before the invention of the telescope, the Moon was increasingly recognised as a sphere, though many believed that it was "perfectly smooth". In 1609, Galileo Galilei drew one of the first telescopic drawings of the Moon in his book and noted that it was not smooth but had mountains and craters. Telescopic mapping of the Moon followed: later in the 17th century, the efforts of Giovanni
Craters of the Moon National Wilderness Craters of the Moon National Wilderness The Craters of the Moon National Wilderness is located in the U.S. state of Idaho. The wilderness is managed by the National Park Service and is integral with Craters of the Moon National Monument. Set aside to protect volcanic features which ended 2,100 years ago, the wilderness has numerous lava flows, cinder cones and moon-like craters. The region was utilized by NASA to help prepare astronauts for moon walks as they believed that the region would provide a similar setting to what astronauts could expect to see on the moon. U.S. Wilderness Areas do