What to expect in the Space Live Lesson. In this special KS2 science Live Lesson, hosted by Grace Webb and Greg Foot, find out what it takes to become an astronaut.. British Astronaut Tim Peake ...

NASA astronaut Don Pettit has snapped a striking shot of the super-bright comet racing past our planet for the first time in 160,000 years, as it lit up the night skies across the globe.