The video shows a group of astronauts in white spacesuits with American flags on their arms. They are sitting on a set of stairs in a simulator, which is designed to mimic the conditions of space travel. The astronauts are wearing helmets and gloves, and they are being observed by a person in a similar spacesuit. The simulator has a large window that provides a view of the interior. The astronauts are seated in a row, and they appear to be engaged in a training exercise. The environment is controlled and sterile, with a focus on safety and precision. The video provides a glimpse into the rigorous training that astronauts undergo before embarking on a space mission.