Science whose object of research are the movements, origin and structure of the satellite of the Earth, the moon. This has been the subject of millenary observation and contemplation, but today, as an object of study allows the development of the Selénica, science integrated to cosmology, Cosmonautics, the ecliptic, to Astrophysics, in the Galática, to the celestial mechanics and to the Heliología, science whose object of study is the Sun.
