Refracting telescope focus, results in a non-inverted and upright image. Galileo’s best telescope magnified objects about 30 times. Because of flaws in its design, such as the shape of the lens and the narrow field of view, the images were blurry and distorted. Despite these flaws, the telescope was still good enough for Galileo to explore the sky. The Galilean telescope could view the phases of Venus, and was able to see craters on the Moon and four moons orbiting Jupiter. Parallel rays of light from a distant object (y) would be brought to a focus in the focal plane of the
The Man Who Sold the Moon liquidates his assets, risks bankruptcy, damages his marriage, and raises funds in numerous legitimate and semi-legitimate ways; "I", he says, "would cheat, lie, steal, beg, bribedo "anything" to accomplish what we have accomplished". Children donate money for a promise of all contributors' names engraved on a plaque left on the Moon. The names, however, will be microscopic in size. Harriman sells land and naming rights to craters, and plans to sell postal covers canceled on the Moon to collectors. He starts rumors that diamonds exist in moondust, intending to secretly place gems in the rocket to convince people that the