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History of Space Exploration

From Sputnik to Mars rovers and the James Webb Space Telescope — how humanity learned to reach into space, told through real missions, spacecraft, agencies, and the people who flew. Built on authoritative public sources.

Beginner
  1. 1.1What is space exploration?Missions, spacecraft, agencies, and astronauts as a knowledge graph.
  2. 1.2Historic missionsThe pioneering missions of the early Space Age.
  3. 1.3Human spaceflightFrom Gagarin to the Moon landings.
  4. 1.4Space agenciesWho explores space, and how.
Intermediate
  1. 2.1Planetary exploration: the MoonEvery mission to Earth's Moon.
  2. 2.2Planetary exploration: MarsOrbiters, landers, and rovers at Mars.
  3. 2.3Launch vehiclesThe rockets that make it all possible.
  4. 2.4SpacecraftRovers, landers, and probes.
Advanced
  1. 3.1Deep space missionsTo the outer planets and interstellar space.
  2. 3.2Sample return missionsBringing other worlds back to Earth.
  3. 3.3Scientific instrumentsThe cameras and spectrometers that gather the data.
  4. 3.4Mission programsApollo, Voyager, Artemis, and more.

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Learn Space Exploration →The Solar System →