Exhausted does apply to ships. Their resources can be exhausted
. Particularly in the second definition although all the first 3 of the second dictionary referenced apply. There may be something more thematic, but exhausted isn't missapplied in this case.
To discover a planet you must draw a card from the planet deck and place it face up next to the deck. There may not be any more discovered planets than there are players. If there is no change with the discovered planets in 3 turns then all undiscovered decks may be reshuffled into the planet deck.
I didn't understand what this meant.
How is the income and currency governed? Is there any way to win a 'battle' through diplomatic means? (like the enterprise often did)
I like this concept especially if military was not the way to an easy victory like it is in most card games.
Please change the 'player one' to 'player C' in your battle example. I was kinda confused by having 2 different example naming conventions.