Timeline engine
Timelines
The story of the universe and our exploration of it, in chronological order.
8 events
Space Missions
Landmark crewed and robotic missions of the space age.
5 events
Space Telescope Launches
The orbiting observatories that opened new windows on the universe.
4 events
Planet & Dwarf-Planet Discoveries
When the outer worlds of the Solar System were found.
37 events
History of Astronomy
Milestones in humanity's understanding of the universe, from ancient sky-watching to the age of gravitational waves — generated from the History of Astronomy knowledge graph.
11 events
The Universe Timeline
The scientific history of the cosmos, from the Big Bang to the far future — with the real uncertainties acknowledged, not hidden.