From the campaign:
ORION - yours to conquer. Once just a distant constellation, Orion is now being explored and colonized. Lead your alliance to victory!
Conquest of Orion is played in less than an hour in 3 rounds of 3 phases:
Setup - deal cards to players, pick leaders
Conflict - play 10 hands of cards to win planets, colonies, and industries
Conquest - form systems and count points