SpaceAnn Leckie continues to shine with new sci-fi novel Radiant Star Set on a planet whose population lives underground, Radiant Star is Ann Leckie's latest Radch-universe novel. Its rich characterisation and meticulous world-building shine through, says our science-fiction columnist Emily H. WilsonCulture
SpaceI almost drowned in space when my helmet filled with water During his second-ever spacewalk, European Space Agency astronaut Luca Parmitano felt water creeping across his face – and knew he could be moments from drowning inside his helmet Comment