Converts Treasure Rooms into Abandoned Planetariums upon visit. They can contain Zodiac items or various other rewards.
+20% Planetarium chance next floor when a Treasure Room is converted into an Abandoned Planetarium.
"Sol the Absolute" for which this unlock is meant to be rewarded is a work-in-progress boss from the Heaven's Call mod. This item, as well as Starburst, can both be unlocked via the andromedaunlockheaven console command.
Unlock: Defeat Sol the Absolute as
Tainted Andromeda.