KnowraProject GeminiLinked fromLinked fromThe 9 pages that link to Project Gemini, each with the reason it gives.All 9Broader topic 1Related 2Narrower topic 6Apollo programRelated: Gemini practiced rendezvous, docking, and long-duration flight needed for Apollo.Project MercuryBroader topic: Gemini built on Mercury’s experience to develop rendezvous, docking, and longer-duration flight.Space adaptation syndromeRelated: Gemini flights supplied early observations of human responses to sustained weightlessness.Gus GrissomNarrower topic: His second spaceflight advanced techniques needed for lunar missions.Buzz AldrinNarrower topic: Gemini gave Aldrin experience with rendezvous, spacecraft operations, and spacewalking.Michael CollinsNarrower topic: Gemini missions trained astronauts in rendezvous, docking, and spacewalking before Apollo.Gordon CooperNarrower topic: Gemini 5 helped demonstrate that astronauts could remain in orbit long enough for lunar missions.Richard F. Gordon Jr.Narrower topic: Gordon’s Gemini 11 mission tested orbital operations needed for the Moon program.Wally SchirraNarrower topic: Schirra's Gemini flight practiced orbital rendezvous, a key capability for Apollo.