Version 4.5: To Roll the Stars in Astropolis

Honkai: Star Rail Version 4.5: To Roll the Stars in Astropolis sends the Trailblazer to Astropolis, the Interastral Peace Entertainments cosmic vacation hub, to seek aid for disaster-stricken Planarcadia while confronting the Voracity. It debuts 5-star characters Robin (Summeretto) and Aventurine (Waveflair), plus a MOONDROP collaboration, a new racing event, and a teased Zenless Zone Zero crossover later in 2026.

Version 4.5: To Roll the Stars in Astropolis starts on 8/26/2026 and ends on 9/30/2026.