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
To the Moon to fulfill his wish. The game was directed by Canadian game designer Kan Gao, using the RPG Maker XP engine. Development started in 2010, when Gao was struck by questions of mortality following his grandfather's life-threatening condition. "To the Moon" would become Freebird Games' first commercial product, following smaller, experimental games released for free on the studio website. The game was updated later to include free downloadable content, called "minisodes", to give more context to the main characters. In 2014, Freebird Games released "A Bird Story", a short "minisode" that connects "To the Moon" with its sequel, "Finding Paradise". While