Following is a transcript of the video. Narrator: What would happen if you went to space without a spacesuit? Whatever you do, don't hold your breath! The vacuum of space will pull the air from ...

To explore and work in space, human beings must take their environment ... entry to prevent the crewmember from blacking out. Without the suit pressing on the abdomen and the legs, the blood ...

which they could not survive without their suits. However, the astronauts will be tethered to the Crew Dragon capsule, and ...