Two space anniversaries today

Courtesy of fellow space nut Larry Klaes, who points out December 15 is doubly significant:
40 years ago today: the first robotic spacecraft to land on another planet, when the Russian Venera 7 came down on Venus.
45 years ago today: The first time two manned spacecraft made a precise (within a meter or so) rendezvous in orbit, by Gemini 6 and 7.