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Back to Earth 2
Episode 4 of 6
Brian, Dara and their guests return for an extra half hour of chat, debate and audience participation celebrating all things astronomical.
Last on
Wed 9 Jan 201321:00
BBC HD & BBC Two
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Replay Wednesday's Live Chat
Take a look back at our web chat for facts, photos and your questions answered by experts.
Explore Mars!
Your help is needed to explore Mars like never before with Dr Chris Lintott's latest Zooniverse project. Become a citizen scientist and do real science online.
The Big Bang - how do we know?
Most scientists accept that the Big Bang happened, but what's the evidence?
Read the full article on BBC Science
Read the full article on BBC Science
Universe through time poster
Explore billions of years in the life of the Universe from the Big Bang to the distant future (PDF 0.8MB, Adobe Reader required).
Get the poster
Get the poster
Follow @BBCStargazing
News, event details and behind-the-scene photos from the Stargazing LIVE production team.
Follow @BBCStargazing on Twitter
Follow @BBCStargazing on Twitter
Telescope Guide 2013
Buying a telecope for the first time? Then you need to read this (PDF 0.6MB, Adobe Reader required).
Telescope guide
Telescope guide
Credits
| Role | Contributor |
|---|---|
| Presenter | Brian Cox |
| Presenter | Dara O Briain |
| Series Editor | Alan Holland |
| Executive Producer | Helen Thomas |
Broadcast
- Wed 9 Jan 201321:00BBC HD & BBC Two
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