Science & Medicine,
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Astronomy Cast brings you a weekly fact-based journey through the cosmos.
March 21st, 2011
Episode 257 of 478 episodes
A huge part of the Solar System is just made of ice. There are comets, rings, moons and even dwarf planets. Where did all this ice come from, and what impact (pardon the pun) has it had for life on Earth?
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Caroline Feraday and Claire Bullivant on Brits in Hollywood, and Hollywood through the eyes of Brits.
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