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 # Writing Ages
 
-This page describes **Minecraft 1.21.1**. The incomplete [26.3 beta](Installation) currently supports selected authored terrain, biome, generation/structure features, and independent Age weather; its [beta guide](https://git.paddedcell.org/dnorberg/rivencraft/src/branch/main/ports/mc263/README.md) lists supported combinations. Its grammar recovery and instability systems are not yet ported.
+This page describes **Minecraft 1.21.1**. The incomplete [26.3 beta](Installation) currently supports selected authored terrain, biome, generation/structure features, independent Age weather/lighting, and Overworld/Nether/End/animated Static skies; its [beta guide](https://git.paddedcell.org/dnorberg/rivencraft/src/branch/main/ports/mc263/README.md) lists supported combinations. Its grammar recovery and instability systems are not yet ported.
 
 Rivencraft's **Symbol Pages** describe an Age. Put a Link Panel first, then add Pages to a Notebook or the Book Binder in the order you want them read. A Link-Panel-only book needs no Symbols and chooses seeded random traits.