Half Moon Island (South Shetland Islands) is a minor Antarctic island, lying 1.35 km (0.84 mi) north of Burgas Peninsula, Livingston Island in the Antarctic Peninsula region. Surface area 51 hectares (130 acres).
Coordinates: 62°35′44″S 59°54′12″W
Half Moon Island has a sizable rookery of chinstrap penguins as well as nesting Antarctic terns and kelp gulls. Whales are often seen patrolling the shores, and this small island offers stunning views of surrounding mountains.