>> neil armstrong was unflappable. he was a natural aviator, and armstrong just seemed never to be ruffled. >> neil's a cool guy, as we all know. in fact, all of the guys i was working with at the time are all exceptional pilots. so it's great to be on a team like that where they're all winners. >> gemini is the space agency's bridge to the future. with it we'll learn man's true capabilities and drawbacks in space, and on the last five gemini flights, we'll practice several different forms of rendezvous, the skill needed to supply spacecraft to change crews and the ability to operate in a new medium that is both fantastically rewarding and terrifyingly dangerous. gemini, moreover, is a rehearsal for apollo, the three-man spacecraft that will get us to the moon. >> the russians surprise with another first in the person of alexi lionoff, who they say became the first man to walk around in space.