Maia Callisto with Zeus. Wronged by the love affair, Zeus' wife Hera in a jealous rage had transformed Callisto into a bear. Arcas is the eponym of Arcadia, where Maia was born. The story of Callisto and Arcas, like that of the Pleiades, is an "aition" for a stellar formation, the constellations Ursa Major and Ursa Minor, the Great and Little Bear. Her name is related to μαῖα ("maia"), an honorific term for older women related to μήτηρ ("mētēr") 'mother'. "Maia" also means "midwife" in Greek. In ancient Roman religion and myth, Maia embodied the concept of growth, as her name
Ursa Major (comics) employ of General Tskarov, a communist sympathizer who wanted to undermine American business along the East coast. They only agreed, however, in order to find the missing Darkstar, who (as Ursa later discovered) was in fact being experimented on in Tskarov's own laboratory. Ursa, Darkstar, and Vanguard then joined the Black Widow and Daredevil in defeating Tskarov. Ursa Major is one of the few mutants in the world to retain their powers after Decimation. Ursa Major returns as part of the Winter Guard, helping them and War Machine fight off a Skrull attempt to steal Russian nuclear bombs. Despite orders