STS026-043-055 Kure Atoll, Hawaii, U.S.A. October 1988 Kure Island, an atoll at the extreme western end of the Hawaiian Islands, lies approximately 60 miles (97 kilometers) west of the Midway Islands in the north-central Pacific Ocean. The atoll, with a diameter of approximately 7 miles (10 kilometers), is a ring of coral reefs encircling a shallow lagoon. Uninhabited by humans, the atoll serves as a bird sanctuary. Green Island is the larger island toward the southeast.