One of the other uses for a "spy" sat is in a nebulae sector to "see" the hidden ships.
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Better is the poor who walks in his integrity than one perverse in his lips and is a fool.
Also, it is not good for a soul to be without knowledge, and he sins who hastens with his feet.
When I get the tech, I like to put a fighter base in a nebula. If its one of the shield depleteing nebulae, a pack of armored fighters will make mincemeat out of the average shielded ship.