Unlocked nodes can be leveled up multiple times for stacking bonuses.
Destroy asteroids and enemy ships to earn XP. Each level grants Core Points. Unlock connected nodes to branch into hull expansion, weapon mounts, shields, sensors, crew specialties, engines, and special systems.
Click nodes on the web. Green nodes are unlocked, yellow nodes are available, red nodes are locked behind prerequisites.
Tip: Unlocked nodes can be leveled up multiple times for stacking bonuses.