ASTRONAUTS IN TRAINING

You slip onto a seat inside an enclosed machine. It slowly starts spinning, picking up speed like a Tilt-A-Whirl ride gone haywire. The faster it accelerates, the greater the gravitational force you feel — up to four times greater than normal. That’s a G-force of 4, and it slams your body into the seat.

It’s what campers can experience at the Cosmosphere, a space museum in Hutchinson,