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Helen Keen's It Is Rocket ScienceEpisodes

  1. Tuesday23:00
    BBC Radio 4 Extra

    Episode 3Series 2

    3/4The women US astronauts of Mercury 13, who never got into space.

  2. Tue 3 Nov 202623:00
    BBC Radio 4 Extra

    Episode 4Series 2

    4/4What could we do if a giant asteroid were heading straight for us?