Tags: Crater.
Stewart is a small lunar impact crater that lies to the northeast of the Mare Spumans a small lunar mare near the eastern limb of the Moon. It is located to the north of the crater Pomortsev and to the southwest of the lava-flooded Dubyago. Stewart was previously designated Dubyago Q before being named by the IAU. This is a circular crater with a low outer rim and a level featureless interior floor.