 For the remaining two months of hostilities, "Aldebaran" provided logistics support for the carrier task groups making air strikes on the Japanese home islands, returning periodically to either Guam or Ulithi to restock her larder.Hostilities ceased on 15 August 1945, but "Aldebaran" continued replenishment-at-sea operations during the initial stages of the occupation of Japan.She was present to Tokyo Bay on 2 September 1945 when Japanese officials signed the surrender document on board "Missouri" (BB-63).