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
First Men to the Moon investigating the interior of the moon using seismograph-equipped solid propellant rockets. According to WorldCat, the book is in 413 libraries. Floyd C. Gale said that the fictional moon trip was "highly detailed and absorbing", and praised the "exceptional" illustrations. He concluded that "Even the best grounded SF buff will find new and astonishing material over which to dream". First Men to the Moon First Men to the Moon is a novel by rocketry expert Wernher von Braun, published in 1960. It tells the story of John Mason and Larry Carter, fictional astronauts traveling to the moon. Von Braun's book is