USS Saturn (AK-49)
 USS Saturn (AK-49) was a German cargo ship built in 1939 as ES Arauca. (ES stands for Electroschiff meaning German: electric ship.) In 1941 before the US entered World War II US authorities seized her and started converting her into a United States Navy stores ship. She was the sole ship of the US Navy's Saturn class. She was laid up in 1946 and scrapped in 1972.Arauca was built for trade between Germany and the Caribbean and was named accordingly.