THE SUNDAY TIMES BESTSELLING NOVELA BARRACK OBAMA READING PICKA lone astronaut. An impossible mission. An ally he never imagined. ‘The most enjoyable hard SF I have read in years’ GUARDIAN’Weir’s finest work to date. . . This is the one book I read last year that I am certain I can recommend to anyone, no matter who, and know they’ll love it.’ BRANDON SANDERSON’If you like a lot of science in your science fiction, Andy Weir is the writer for you. . . This one has everything fans of old school SF (like me) love.’ GEORGE R.R. MARTIN’Brilliantly funny and enjoyable. One of the most plausible science fiction books I’ve ever read’ TIM PEAKE, astronaut________________________________________Ryland Grace is the sole survivor on a desperate, last-chance mission – and if he fails, humanity and the earth itself will perish. Except that right now, he doesn’t know that. He can’t even remember his own name, let alone the nature of his assignment or how to