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
Black Moon (person) other family members were wounded." Afterwards, survivor Alice War Bonnet Charging Cloud reported seeing Black Moon with his brothers, Iron Horn and Wood Pile, at Pine Ridge, according to her son, William War Bonnet. Black Moon lived the remainder of his life along Cherry Creek on the Cheyenne River Reservation. There are no known photographs of Black Moon. Black Moon (person) Black Moon "Wi Sapa" (c. 1821–March 1, 1893) was a Miniconjou Lakota headman with the northern Lakota during the nineteenth century, not to be confused with the Hunkpapa leader by the same name. Virtually nothing is known of Black