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Timeline

68 years of space exploration

From landmark firsts to the milestones ahead: firsts, major missions, discoveries and accidents that shaped our relationship with space. Filter by event type.

Coming up

· 7 milestones ahead
2027Upcoming · NASA · ESA

Artemis III: crewed demonstration in Earth orbit

Rendezvous and docking between Orion and the commercial landers, ahead of future Moon landings.

2028Upcoming · NASA

Artemis IV: first crewed landing at the south pole

A crew returns to the lunar surface, near the south pole (schedule to be confirmed).

2028Upcoming · NASA

Dragonfly sets off for Titan

A nuclear-powered rotorcraft heads off to explore Saturn's moon (arrival expected around 2034).

2028Upcoming · ESA

ExoMars Rosalind Franklin: a fresh start

The European rover sets off again to search for traces of life beneath the Martian surface (at the earliest).

2030Upcoming · NASA

Europa Clipper reaches Jupiter

Start of the Europa flybys to assess the habitability of its subsurface ocean.

2031Upcoming · ESA

JUICE arrives in the Jupiter system

After eight years of cruise, the European probe reaches Jupiter.

2034Upcoming · ESA

JUICE enters orbit around Ganymede

The first probe to orbit a moon other than our own.

Full timeline

The 1950s

1957
First · USSR

Sputnik 1, first artificial satellite

The beginning of the space age: a human-made object in orbit for the first time.

The 1960s

1961
First · USSR

Yuri Gagarin, first human in space

First crewed orbital flight, a turning point in the Space Race.

1969
Mission · NASA

Apollo 11: first steps on the Moon

The first crewed Moon landing in history.

The 1970s

1977
Mission · NASA

Launch of the Voyager probes

Exploration of the outer planets, then of interstellar space.

The 1980s

1986
Accident · NASA

Challenger shuttle accident

Seven astronauts die; crewed spaceflight safety overhauled.

The 1990s

1990
Mission · NASA · ESA

Hubble telescope placed in orbit

A revolution for astronomy and our view of the Universe.

1998
First · International

Start of ISS assembly

The largest object ever assembled in orbit, the fruit of worldwide cooperation.

The 2010s

2012
Mission · NASA

Curiosity lands on Mars

A mobile laboratory to study Mars's past habitability.

2015
Discovery · NASA

New Horizons flies by Pluto

First detailed images of the dwarf planet and its landforms.

The 2020s

2021
Mission · NASA

Perseverance lands in Jezero Crater

A sample-collecting rover: it seals rock cores for a future sample return to Earth.

2021
Mission · NASA · ESA · CSA

The James Webb telescope is launched

Observing the early Universe and exoplanet atmospheres.

2022
Mission · NASA

Artemis I, Orion test flight

Uncrewed qualification of the spacecraft that will carry humans back to the Moon.

2023
Mission · ESA

Launch of JUICE toward Jupiter

The large European probe sets off to study Jupiter's icy moons and their oceans.

2023
Discovery · NASA

OSIRIS-REx returns a sample from asteroid Bennu

First asteroid sample returned to Earth by the United States.

2024
Mission · NASA

Launch of Europa Clipper

Heading to Jupiter to assess the habitability of the moon Europa.

2026
Mission · NASA · ESA

Artemis II: successful crewed lunar flyby

First crew beyond low Earth orbit since 1972 (Apr 2026); Apollo 13's distance record broken.

Space exploration timeline · beyond981.com