Gemini VII
December 04-18, 1965
Frank Borman, James A. Lovell, Jr.
13 days, 18 hours, 35 minutes 1 seconds
When the Gemini VI mission was scrubbed because its Agena target for rendezvous and docking failed, Gemini VII was used for the rendezvous instead. Primary objective was to determine whether humans could live in space for 14 days.

Gemini VI
December 15-16, 1965
Walter M. Schirra, Jr., Thomas P. Stafford
1 Day 1 hour 51 min 24 seconds
First space rendezvous accomplished with Gemini VII, station-keeping for over five hours at distances from 0.3 to 90 m (1 to 295 ft).

Gemini VIII
March 16, 1966
Neil A. Armstrong, David R. Scott
10 hours, 41 minutes 26 seconds
Accomplished first docking with another space vehicle, an unmanned Agena stage. A malfunction caused uncontrollable spinning of the craft; the crew undocked and effected the first emergency landing of a manned U.S. space mission.