Events
First Successful American SatelliteNasa Signed Into LawFirst Human In SpaceFalcon HeavyAriane-5First American Women in SpaceFirst Untethered SpacewalkFirst Manned Moon Orbital LaunchFirst Manned Moon landingFirst American Space Station LaunchedSpace Shuttle Challenger ExplosionFirst International Space RendezvousFirst US Mars LandingVoyager 1 and 2 Launched.New Horizons SpacecraftNASA's SpitzerFalcon HeavyAriane-5Hubble Space Telescope DeployedLoss of Space Shuttle ColumbiaSpirit Rover Landing on MarsOpportunity Rover Landing on MarsArrival of Cassini Spacecraft at SaturnPeriods
First Artificial SatelliteFirst Animal in OrbitFirst American in Orbit
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