S61-01942 (31 Jan. 1961) --- Launch of the Mercury-Redstone 2 (MR-2) vehicle on Jan. 31, 1961. The 16-minute suborbital flight carried biomedical test subject chimpanzee (Ham) aboard. Photo credit: NASA
S61-01942 (31 Jan. 1961) --- Launch of the Mercury-Redstone 2 (MR-2) vehicle on Jan. 31, 1961. The 16-minute suborbital flight carried biomedical test subject chimpanzee (Ham) aboard. Photo credit: NASA