March 2011 Download Free HQ Wallpapers » Space Wallpapers » Data vs. Spock (70/365) Data vs. Spock (70/365) Download = BIG | MEDIUM | SMALL Data : Sentient android and second officer aboard the U.S.S. Enterprise NCC-1701-D holding the rank of Lt. Commander. Spock : Half-human/half-Vulcan ambassador of the United Federation