Home›Early Crewed Spaceflight Milestone Missions›Crewed›YesBrowse ByYesFactsYesSourcesComments (0)Reader Challenges (0)FactsComparisonField Origin EraWell-attested1961 1YesFilter Results8 entriesProgram FamilyAllAmerican Early Crewed Spaceflight Programs (4)Soviet Early Crewed Spaceflight Programs (4)Mission TypeAllCrewed LEO Spaceflight (2)Crewed Mission (8)Launch EraAll1961-04-12 (2)1961-05-05 (1)1963-06-16 (1)1964-04-08 (1)1964-10-12 (1)1975-07-15 (1)Operating AgencyAllNASA (3)Soviet space program (5)TargetAllEarth Orbit (5)OutcomeAllSuccess (3)Show ResultsBrowseCompareSelect all 8Apollo-Soyuz Test ProjectYesGemini ProgramYesMan in Space SoonestYesMercury ProgramYesVoskhod ProgramYesVostok 1YesVostok 6YesVostok ProgramYesSources1. Wikipedia: Yuri Gagarintier 2Wikimedia FoundationYuri Gagarin, lead sectionQuote, Yuri Gagarin, lead sectionTravelling on Vostok 1, Gagarin completed one orbit of Earth on 12 April 1961.View the SourceComments (0)No comments yet. Be the first to share a thought.Sign in to join the discussion.Reader Challenges (0)No disputes yet. Spotted an error or a better source? Open the first one.Sign in to dispute this or suggest a correction.