Denning, William Frederick (1848-1931) English amateur astronomer who became a leading observer of meteors and discovered several comets. In an 1886 article in Nature, he reported observations of Mars which substantiated Schiaparelli's claims of the existence of canali. Related entry Mars, canals Related category • ASTRONOMERS AND ASTROPHYSICISTS Also on this site: Encyclopedia of Alternative Energy & Sustainable Living Encyclopedia of History Transport Concepts & Designs (partner site) |