Why can't active NASA astronauts endorse US presidential candidates?
NASA astronauts can vote from space, but why can't they endorse political candidates? As it turns out, U.S. federal law ...
Sunita Williams, stuck in space, witnesses 16 sunrises every day
Every 90 minutes, the ISS completes a full orbit around the Earth at a speed of approximately 28,000 km/h, which means ...