Who owns Mars? What happens when we meet aliens? Should we mine the Moon? Dr Josie Peters and leading experts explore the boundaries of our knowledge and the latest scientific discoveries as they answer five of the most curious celestial questions.

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00:00 Should We Mine the Moon?
08:41 Who Owns Mars?
16:24 How Can We Survive On Mars?
24:19 What Would Actually Happen If An Alien Civilisation Made Contact
32:48 Wormholes Are Real
38:01 Black Hole Information Paradox