Trojan (celestial body) Trojan (celestial body) In astronomy, a trojan is a minor planet or moon that shares the orbit of a planet or larger moon, wherein the trojan remains in the same, stable position relative to the larger object. In particular, a trojan remains near one of the two trojan points of stability – designated and – which lie approximately 60° ahead of and behind the larger body, respectively. Trojan points make up two of five types of Lagrangian points, and a trojan is a type of Lagrangian object. They are one type of co-orbital object. In this arrangement, the massive star
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