Before the battle | Combat Endless Space Guide

I have to mention that all military activity of the fleet may happen only at the specified system: you can't attack ships during the travel between systems.

Icon of attack is marked

Another condition of the armed attack is a diplomatic status. To begin the invasion, you have to be at war or cold war with the opponent. In Endless Space you can't attack before declaring a war.

Before every battle a special screen with information about both armies and chances on the victory displays.

Both fleets have similar fire power although the computer's one is two times larger