This is a Random event that takes place when you run out of fuel.
A refugee ship fleeing the Rebel advance enters the system, having picked up your distress beacon. While it doesn't have much fuel to spare, it's hull looks damaged - it is in bad need of scrap and is willing to trade fuel for it.
- Trade some scrap for fuel (lose 10 scrap, gain 3 fuel)
- (Engi crew) Negotiate a better deal
- Refuse their offer
- The helpless refugees make easy targets. Attack them.