Ancient Greek personal names Benseler (1863–1870) was for long the central work of reference but has now been replaced. Bechtel (1917) is still the main work that seeks to explain the formation and meaning of Greek names, although the studies of O. Masson et al. collected in "Onomastica Graeca Selecta" (1990–2000) have constantly to be consulted. L. Robert, "Noms indigènes dans l’Asie Mineure gréco-romaine" (1963), is, despite its title, largely a successful attempt to show that many names attested in Asia Minor and supposed to be indigenous are in fact Greek; it is a dazzling demonstration of the resources of Greek naming. The fundamental
Ancient Greek astronomy find remarkable information such as that the Earth is round, it has an axis and it moves around it in one day, it has three climate zones and that the Sun magnetizes the Stars and planets. The name "planet" comes from the Greek term πλανήτης ("planētēs"), meaning "wanderer", as ancient astronomers noted how certain lights moved across the sky in relation to the other stars. Five planets can be seen with the naked eye: Mercury, Venus, Mars, Jupiter, and Saturn, the Greek names being Hermes, Aphrodite, Ares, Zeus and Cronus. Sometimes the luminaries, the Sun and Moon, are added to