Shubhanshu Shukla shared a post on why floating in space is falling forever. Drawing from Newton’s thought experiment and his own ISS experiences, he simplified orbit and weightlessness, winning ...

Lauren Edgar was in second grade the first time she realized her future might lie outside the earth’s atmosphere. While ...

NASA introduced 10 new astronauts—six women and four men—selected from 8,000 applicants, who will train for future missions to the ISS, moon, and eventually Mars.