Efemeris is an online card game dedicated to 2 players, select your nation, captains and crew members and explore the Celestial Vault! During your turn you have 4 phases to execute: - Exploring plhase - Collecting phase - Tactical phase - Construciton phase The first nation who conquer 5 planets, win the game instantatly! You can play on line against the world, start a party, join the lobby and conquer the Celestial Vault!