Official rule text
98.4 When a player gains a victory point, they advance their control The wormhole nexus is a system tile where several wormholes token a number of spaces along the victory point track equal to converge. the number of victory points gained. 100.1 The wormhole nexus begins the game in play with its inactive a A player’s control token must always be on the space of the side up. victory point track that shows a number that matches the a The inactive side of the wormhole nexus contains a gamma number of victory points that player has gained during the wormhole. The active side of the wormhole nexus contains game. A player cannot have more than 10 victory points. an alpha, beta, and gamma wormhole.
View official source
Source: Twilight Imperium: Fourth Edition - Living Rules Reference: Prophecy of Kings
Expansion: Prophecy of Kings
Version: 2.0
Reference: Rule 98.4