A spin-off series from For All Mankind revisits an alternate reality to the space race through the eyes of the Soviet Union. Behind the Iron Curtain, the chief designer of the Soviet space program (Rhys Ifans) urges colleagues to beat Nasa under the watchful eye of KGB operative Lyudmilla Raskova (Anna Maxwell Martin). Cosmonauts Anastasia Belikova (Alice Englert), Valya Markelov (Adam Nagaitis) and Sasha Polivanov (Solly McLeod) hope to plant a Soviet flag on the moon once they escape the confines of Star City. Valya's wife Tanya (Ruby Ashbourne Serkis) struggles to acclimatise to the pressures of the program, putting a strain on their marriage