Editor’s note: On 7 July I appeared live on BBC Radio London with host Jumoké Fashola to talk about Saturn’s moon Enceladus and the possibility that it could host life. Plus culture, fashion – and Star Trek. [Audio]

Explorers Club Fellow, ex-NASA Space Station Payload manager/space biologist, Away Teams, Journalist, Lapsed climber, Synaesthete, Na’Vi-Jedi-Freman-Buddhist-mix, ASL, Devon Island and Everest Base Camp...