Orleans Strait is a strait running NE-SW and separating Trinity Island

Trinity Island

Trinity Island or Île de la Trinité or Isla Trinidad is an island long and wide in the northern part of the Palmer Archipelago. Trinity Island is located at...

 and Tower Island

Tower Island

Tower Island is an Antarctic island long and high, lying northeast of Trinity Island and marking the northeast extent of Palmer Archipelago...

 from Davis Coast

Davis Coast

Davis Coast is that portion of the west coast of the Antarctic Peninsula between Cape Kjellman and Cape Sterneck. It was named by the Advisory Committee on Antarctic Names for Captain John Davis, the American sealer who claimed to have made the first recorded landing on the continent of...

, Antarctic Peninsula

Antarctic Peninsula

The Antarctic Peninsula is the northernmost part of the mainland of Antarctica. It extends from a line between Cape Adams and a point on the mainland south of Eklund Islands....

. Possibly first seen by Nathaniel B. Palmer, captain of the Hero, on November 18, 1820. Named and outlined in part by the French Antarctic Expedition

French Antarctic Expedition

French Antarctic Expedition refers to several French expeditions in Antarctica.-First expedition:Yves-Joseph de Kerguelen-Trémarec was a French explorer....

, 1837–40, under Captain Jules Dumont

Jules Dumont

Jules Dumont was born in Roubaix, 1 January 1888, and died at Suresnes, Mont Valérien, 15 June 1943.Dumont was a French militant Communist. He fought in the Spanish Civil War, commanding the Commune de Paris Battalion, XIV International Brigade. He was active in the French Resistance in the Second...

 d'Urville. Charted in greater detail by the Swedish Antarctic Expedition

Swedish Antarctic Expedition

The Swedish Antarctic Expedition was led by Otto Nordenskjöld and Carl Anton Larsen.-Background:Otto Nordenskjöld, a Swedish geologist and geographer, organized and lead a scientific expedition of the Antarctic Peninsula...

, 1901–04, under Nordenskjold. Presumably named for the royal house of Orleans; Louis Philippe

Louis Philippe

Louis Philippe may refer to:*Louis-Philippe I, King of the French, last King of France*Prince Philippe, Count of Paris, called King Louis Philippe II by some factions*Louis Philippe I, Duke of Orléans*Louis Philippe II, Duke of Orléans...

(formerly Duc d'Orleans) was King of France at the time of d'Urville's voyage.