5 days (709 hours), slightly conflicting from the Moons orbital period (measured against the stars) since the Earth moves a significant ruff in its orbit arou nd the Sun in that time. due to its size and composition, the Moon is sometimes classified as a terrestrial planet along with Mercury, Venus, Earth, and Mars. The Soviet spacecraft Luna 2 first visited the Moon in 1959. It is the only extraterrestrial system to have been visited by humans. The first landing was on July 20, 1969 (do you start out back wh...If you want to get a full essay, mark it on our website: OrderEssay.net
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