Episode 2
Dara and Brian's journey through the night sky continues with a look into our distant past, explaining how the depths of space can shine a light on to the history of the universe.
Dara and Brian's journey through the night sky continues with a look into the distant past, explaining how it is possible to chart the history of the universe by looking million of light years out into the depths of space. Meanwhile, Mark Thompson reveals what can be learned from the colours of the stars. At NASA, Liz Bonnin meets the team building the largest space telescope in the world, an instrument that's 100 times more powerful than the Hubble.
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The colours of stars
Duration: 04:50
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?
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Universe through time poster
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Follow @BBCStargazing
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Astronomy through social media
Web producer Simon Mackie writes about life on location for the Stargazing web team, and how they use Twitter, Flickr, live web chats and citizen science to engage with the audience at home.
Credits
| Role | Contributor |
|---|---|
| Presenter | Brian Cox |
| Presenter | Dara O Briain |
| Reporter | Liz Bonnin |
| Series Producer | Alan Holland |
| Executive Producer | Helen Thomas |
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