If you haven’t seen it already, Canadian astronaut Chris Hadfield recently uploaded a music video of him playing David Bowie’s Space Oddity while in orbit around the Earth.
That means he’s around 410 kilometers above Earth, and whizzing at 27 743.8 km/h! This speed, at this height, allows them to counteract the force of Earth’s gravity and feel weightless, but in fact they’re just falling forever (as explained in this video ).
So that’s pretty impressing, huh? Behold!