On Feb. 22, 1906, German astronomer Max Wolf made a discovery that adjusted astronomers’ view of the cosmos and provided proof for the century-old predictions of Joseph-Louis Lagrange. A pioneer in the use of a comparator to examine astrophotographs side-by-side, Wolf had discovered 18 new asteroids within his first two years of searching. Wolf’s 1906 Continue reading "Feb. 22, 1906: The first Trojan found" The post Feb. 22, 1906: The first Trojan found appeared first on Astronomy Magazine .