Planē (mythology) Planē (mythology) Planē or "Plane" (, pronounced "pla-neh"), in ancient Greek religion, was an abstract goddess, the personification of the concept of error (her name deriving from the Greek term for 'wandering' [see planet ] ). Though her mythology is obscure, it is known that she was present at the musical competition between the god Apollo and the satyr Marsyas. She is depicted in that scene, looking on in horror at the sight of Marsyas about to be flayed for losing, in a few 4th century mosaics in the House of Aion in Nea Paphos. Planē (or Plane) is also
57 Mnemosyne of and an amplitude of in magnitude. It has an estimated span of and a mass of . 57 Mnemosyne Mnemosyne ( ; minor planet designation: 57 Mnemosyne) is a large main belt asteroid. It is an S-type asteroid in composition. It was discovered by Robert Luther on 22 September 1859 from Düsseldorf. Its name was chosen by Martin Hoek, director of the Utrecht Observatory, in reference to Mnemosyne, a Titaness in Greek mythology. The orbital period of this asteroid is close to a 2:1 commensurability with Jupiter, which made it useful for perturbation measurements to derive the mass of