Arneb Glacier is a glacier

Glacier

A glacier is a large persistent body of ice that forms where the accumulation of snow exceeds its ablation over many years, often centuries. At least 0.1 km² in area and 50 m thick, but often much larger, a glacier slowly deforms and flows due to stresses induced by its weight...

 3 miles (5 km) long and 2 miles (3 km) wide, situated in a cliff-walled bay

Bay

A bay is an area of water mostly surrounded by land. Bays generally have calmer waters than the surrounding sea, due to the surrounding land blocking some waves and often reducing winds. Bays also exist as an inlet in a lake or pond. A large bay may be called a gulf, a sea, a sound, or a bight...

 between Hallett Peninsula

Hallett Peninsula

Hallett Peninsula is a triangular, dome-shaped peninsula, 20 nautical miles long, with 1,500 m cliffs on its E. seaboard side and 300 m on its west side. The peninsula extends from Cape Hallett to Cape Wheatstone and is joined to the mainland by a narrow ridge between Tucker Glacier and Edisto...

 and Redcastle Ridge

Redcastle Ridge

Redcastle Ridge is a castlelike ridge of red and black volcanic rocks between Arneb Glacier and the terminal face of Edisto Glacier at the head of Edisto Inlet. So named by the New Zealand Geological Survey Antarctic Expedition , 1957–58, because of its coloring and shape....

 and flowing northwest into Edisto Inlet

Edisto Inlet

Edisto Inlet is a rectangular arm of Moubray Bay, 7 nautical miles long and 3 nautical miles wide, entered between Cape Hallett and Cape Christie. The USS this branch of Moubray Bay in February 1956, and the name Edisto Bay was given at that time. Edisto Inlet has overtaken the earlier name in...

 as a floating ice tongue. It was named by the New Zealand Geological Survey Antarctic Expedition

New Zealand Geological Survey Antarctic Expedition

The New Zealand Geological Survey Antarctic Expedition describes a series of scientific explorations of the continent Antarctica. The expeditions were notably active in 1957-58 and again in 1958-59. The 1957-58 expedition went to the Ross Dependency and named the Borchgrevink Glacier...

, 1957–58, for the USS Arneb

USS Arneb (AKA-56)

USS Arneb was an Andromeda-class attack cargo ship named after Arneb, the brightest star in the southern constellation Lepus. She served as a commissioned ship for 27 years and 3 months, the longest time in commission of any AKA.Arneb was laid down under a Maritime Commission contract as...

, which in the 1957 season carried the buildings and stores for the establishment of Hallett Station and revisited the station in subsequent seasons.