SpaceA guide to cosmic fireworks, from stellar flares to black-hole beacons Far from serene, the night sky is a riot of spectacular bangs and flashes that reveal the universe at its most extreme. Here, an astronomer explains the explosive physics behind them and what they tell us Features
SpaceEuclid space telescope sends back amazing first images of the cosmos The European Space Agency’s Euclid telescope launched on 1 July, and now it has delivered its first stunning pictures of stars and galaxies across the cosmos News