Stargazers chart a different constellation every game. This game: <TFTStargazer>The Fountain</TFTStargazer>.
Allies in empowered hexes heal 1% max Health every 2 seconds. Stargazers in empowered hexes heal an additional 2.5% and gain stacking Attack Damage and Ability Power every 2 seconds.
(3) 4%

(5) 7%

More hexes reveal at each player level