Tunguska meteorite or Tunguska meteoroid (Tunguska phenomenon, TKT - Tunguska cosmic body is also used) - a hypothetical body, presumably of cometary origin, or part of the collapsed cosmic body, which probably caused an air explosion in the area of the Podkamennaya Tunguska river (about 60 km to the north and 20 km to the west of the village of Vanavara)
