Sputnik opens the space age
The Soviet Union places the first artificial satellite in Earth orbit.
Density
The road to the MoonOur World
Apollo 11
Follow the space race, the risks and the mission that took humans to the Moon and safely home.
Subject guide · scope, chapters & sources ↗Curated event road · Ten milestones from 1957–1969, not a complete history of spaceflight or astronaut biographies. Earlier missions provide context, not an inevitable path to success. Landing and first-step dates are labelled in UTC.
A human orbits Earth
Yuri Gagarin becomes the first person in space.
A Moon landing becomes a national goal
John F. Kennedy calls for a landing and safe return before the decade ends.
Apollo 1 exposes the cost of failure
A ground-test fire kills Gus Grissom, Ed White and Roger Chaffee.
People orbit the Moon for the first time
Apollo 8 carries Frank Borman, Jim Lovell and Bill Anders around the Moon.
A rehearsal above the lunar surface
Apollo 10 tests the descent without touching down.
Three astronauts leave for the Moon
A Saturn V launches Neil Armstrong, Buzz Aldrin and Michael Collins.
Eagle lands on the Moon
Armstrong and Aldrin reach the Sea of Tranquility.
The first human footprints on the Moon
Armstrong steps onto the surface; Aldrin follows.
The crew returns safely to Earth
Apollo 11 ends with a Pacific Ocean splashdown.