Ursa Major but to avert the tragedy, Jupiter turns Arcas into a bear too and puts them both in the sky, forming Ursa Major and Ursa Minor. Callisto is Ursa Major and her son, Arcas, is Ursa Minor. In ancient times the name of the constellation was Helike, ("turning"), because it turns around the Pole. In Book Two of Lucan it is called Parrhasian Helice, since Callisto came from Parrhasia in Arcadia, where the story is set. The Odyssey notes that it is the sole constellation that never sinks below the horizon and "bathes in the Ocean's waves", so it is used
HMS Ursa (R22) Ltd, commissioning in November of that year under the command of Commander Sam Brooks, DSC RN, as a member of the 5th Frigate Squadron. She spent the first half of 1962 in the Mediterranean, returning to the UK in June 1962. In January 1963, while on exercises near Ailsa Craig in the Firth of Clyde, Scotland, in support of the submarine service, she collided with the destroyer . "Ursa" suffered a damaged bow, while "Battleaxe" suffered more consequentially, being struck athwartships. As luck would have it the crew from the forward mess deck most heavily damaged on "Ursa" were on