Luna 2 also crash land on the Moon in exactly the same way. Crash landing proved useful even after soft landing was mastered. NASA used crash landings to test whether Moon craters contained ice by crashing space probes into craters and testing the debris that got thrown out. The satellite's impact made it the first man-made object to land on another celestial body. "Luna 2" carried 5 different instruments to conduct various tests while it was on its way to the Moon. The scintillation counters would be used to measure any ionizing radiation; the Cherenkov radiation detectors would be measuring for electromagnetic
Celestial Eye of William T. Innes's "Goldfish Varieties and Tropical Aquarium Fishes" in 1917. American fanciers successfully bred the fish and, in turn, exported foundation stock to Great Britain. After World War II, and ever since, the majority of Celestials exported from Asia are of Chinese origin. A Celestial goldfish is depicted on a postage stamp issued in 1960 by the People's Republic of China. The Celestial is a goldfish that has an elongated egg-shaped body similar to the Bubble Eye. Like the Bubble Eye, the Celestial does not have a dorsal fin. Their paired fins are of the Fantail or Ryukin