I did that all the time. I purposely let them take my ship so I could take it back and use it to kill double the aliens. I always lost it a few seconds later. Great job! If you get a chance, please take a look at this:
This was my dad's favorite game FOREVER! I loved it too! I remember getting to level 50 once and thinking I was GOD of the video game world... Man how time flies. Great work on this. Nostalgia trips are my bread and butter! ~ Chris.