Moons of Neptune due to its dimness. Triton did not have an official name until the twentieth century. The name "Triton" was suggested by Camille Flammarion in his 1880 book "Astronomie Populaire", but it did not come into common use until at least the 1930s. Until this time it was usually simply known as "the satellite of Neptune". Other moons of Neptune are also named for Greek and Roman water gods, in keeping with Neptune's position as god of the sea: either from Greek mythology, usually children of Poseidon, the Greek Neptune (Triton, Proteus, Despina, Thalassa); lovers of Poseidon (Larissa); classes of minor
Thanatos Thanatos In Greek mythology, Thanatos (; , pronounced in "Death", from θνῄσκω "thnēskō" "to die, be dying") was the personification of death. He was a minor figure in Greek mythology, often referred to but rarely appearing in person. His name is transliterated in Latin as "Thanatus", but his equivalent in Roman mythology is "Mors" or Letum. Mors is sometimes erroneously identified with Orcus, whose Greek equivalent was Horkos, God of the Oath. The Greek poet Hesiod established in his "Theogony" that Thánatos is a son of Nyx (Night) and Erebos (Darkness) and twin of Hypnos (Sleep). Homer also confirmed Hypnos