Artyom Olegovich Novichonok (; born 27 March 1988 in Kondopoga, Soviet Union (now Russia) is a Russian astronomer. Since 2009, the Minor Planet Center credits him with several minor planets, co-discovered in collaboration with astronomers Dmitry Chestnov, Vladimir Gerke and Leonid Elenin at the American Tzec Maun Observatory in Mayhill, New Mexico, and the Russian Ka-Dar Observatory , TAU Station, in Nizhny Arkhyz, respectively.
He also discovered the periodic comet P/2011 R3 (Novichonok) in 2011, and he was part of the group that discovered the hyperbolic Comet ISON in September 2012, with Vitaly Nevsky at Kondopoga, Russia.
Together with Vitali Neveski, he discovered the comets: