Magic lantern slides labelled as ‘astronomical’ visually disclose scientific knowledge about the celestial bodies in the universe, including planets and their satellites, meteors and comets, stars and galaxies. Thus, they study their movements and phenomena related to them.
Magic lantern slides labelled as astronomical could include the astrological subgenre, which refer to the study of the motions and relative positions of celestial objects such as planets, the sun and moon interpreted in terms of human characteristics and activities.