Universe Timeline

Stargazing people in shadow

Linking on

Get more and go deeper with our comet weblinks.

Cometary history

They used to be discovered perhaps once every ten years; now, telescopes have taken us into a new era in cometary history.

Interact with the Universe

Explore space in more depth with our interactive features:

Universe timeline
Solar System facts
You are here
Measure the AU
Mission to Brighton
Explore Mars
Virtual planisphere

A brief history of asteroids

The Celestial Police set themselves the task of finding the "missing" planet between Mars and Jupiter. Our asteroid history explains what they found instead...

From Big Bang to Big Crunch, explore the history of our universe with our interactive timeline. You can stop off at any point from the earliest seconds, to the emptiness of the Dark Era in the far future.