Aha, found it in the manual!


AIR-TO-AIR COMBAT
A mechanic unique to air-to-air combat is that the damage done by
both attacker and defender depends on the defender’s strength
value. For example when a 10 strength fighter attacks a 3 strength
bomber the damage taken and dealt by both will be ...

A bit late to the party, but finally getting around to learning this game.

Am playing through boot camp and trying to read all the to read the pop up tutorial tips carefully, but upon my first attack with a fighter plane, I accidentally clicked through one!

A 2nd tip came up advising that it may ...