An Unbelievable Space Mystery Sets Up Sci-Fi Thriller Braking Day

We love a space mystery-and Braking Day, from debut novelist Adam Oyebanji, sounds like an exceptionally juicy one. It begins as a man working on the generation ship where he's spent his entire life sees something unbelievable: a woman floating in space without a helmet. How... and who? io9 has an exclusive first look...