4/5 Things can't get much worse for Barton and his team - or can they?
BBC Radio 4 Extra
4/10 The crew's Astra and Darv are taken to a neighbouring moon for cross-examination.
5/5 Jurgen and Kate are desperate to get the weapon away before all is lost.
5/10 The starship closes in on Zelda 5, where Darv and Astra face death as captives.
Saturday 9 February 2013