An astronaut aboard the ISS prepares one of her favorite meals - quinoa salad with tomato, mackerel and leek cream in a warm tortilla. Here's how it's done in space.
One of the best videos created via spacecraft images ever! Created with Dawn spacecraft images, it takes you completely around the mysterious dwarf planet, Ceres.
Construction phase begins for GMT, to be placed in Chile. At first light in 2021, it'll be the largest telescope in existence, with images 10 times sharper Hubble's.