The Alien Queen being ejected into space by the Catapult in A:CM

The Catapult is used in the last mission, Home, to Shoot the Alien Queen into space.

Catapult Instructions

1) Reset the Catapult the by activating all 4 Manual Reset Switches

2) Position yourself at the Cargo Launcher Release

3) Lure Alien Queen to the tracks

4) Fire Catapult

5) If you missed, repeat steps 1-4 again.