The crew try to fire the thrusters to blast Calvin away from the spacecraft .
Thrusters ' attempts fail , using up too much fuel and causing the ISS to enter a decaying orbit where it will burn up in Earth 's atmosphere .
The crew try to fire the thrusters to blast Calvin away from the spacecraft , but their attempts fail , using up too much fuel and causing the ISS to enter a decaying orbit where it will burn up in Earth 's atmosphere .