Science, Maths & Technology
60 second adventures in microgravity
...Open University's Science courses. Why do astronauts float on the space station? Contrary to popular belief, it isn't because there's no gravity. The gravitational pull of the Earth is almost as strong in the orbit of the International Space Station as it is on you as you read this. Astronauts are experiencing weightlessness because they are in a microgravity environment....