How NASA trains astronauts for work in space Making a spacewalk is a dream for many. But in a zero-gravity environment, things are unpredictable. CCTV's Sean Callebs finds out how American astronauts train at NASA. | CGTN

37K views · 2K reactions | NASA Astronauts are returning to the Moon — to stay — during the Artemis program, but how will an Artemis mission work? Watch the full story from launch to landing, then learn more about NASA's next giant leap forward >> go.nasa.gov/35UZrij | NASA's Marshall Space Flight Center | Facebook