CNN Fareed Zakaria GPS June 4, 2024 14:25:00
Speed that when you shut off the engines, it just falls back to earth. but it's going so fast sideways -- >> like 20,000 miles an hour. >> 18,000 miles an hour sideways, but it's going so fast that as it falls to earth, earth's curvature means it's not getting closer to earth. this is the remarkable thing about an orbit. isaac newton first wrote this down back in 1687. so restaurants are in freefall towards earth but going so fast sideways they'll never collide with earth. that's called an orbit. astronauts in orbit are not sustained in orbit from any kind of rocket propulsion or anything. tha...