Honkai: Star Rail 4.5: New Characters, Astropolis, and Events

Version 4.5 "To Roll the Stars in Astropolis" launches on August 26, 2026. The update will bring new characters, locations, events, and a new Trailblaze Continuance connected to the events following the journey in Planarcadia.

What New Story Content Will Appear in Version 4.5?

Version 4.5 will introduce a new Trailblaze Continuance. The story takes place shortly — or perhaps much later — after the conclusion of the journey in Planarcadia. Players will travel to Astropolis, where a new adventure and new events await. The update will also feature Robin and Aventurine as important parts of the new summer-themed story.

What New Characters Will Appear in Honkai: Star Rail 4.5?

The update will introduce new versions of two familiar characters.

Robin • Summeretto

Robin • Summeretto is a new character appearing in Version 4.5. She will take part in the new adventure in Astropolis and will be one of the main characters connected to the update's story and summer-themed content.

Aventurine • Waveflair

Aventurine • Waveflair is another new character version arriving in Version 4.5. He will also join the new adventure and appear in the update's main content and events.

What Events Will Appear in Version 4.5?

Several new events and activities will become available during Version 4.5.

Overdrive: Whirlwind Grand Prix

One of the major activities of the version will be Overdrive: Whirlwind Grand Prix. Players will take part in a racing-themed event with special activities and rewards.

Minuscule Great Adventure

Another event coming in Version 4.5 is Minuscule Great Adventure. Players will be able to complete event activities and earn the rewards available during the event.

Divergent Universe Update

Version 4.5 will also bring additional content and updates for Divergent Universe, giving players more activities in one of the game's permanent modes.

Planar Fissure and Realm of the Strange

The version will also include returning double-reward events, including: Planar Fissure; Realm of the Strange. These events are a good opportunity to obtain additional rewards while completing the corresponding activities.

What Other Changes Will Appear in Honkai: Star Rail 4.5?

Version 4.5 will also introduce several optimizations and new features. The update will include additional system improvements, while the official announcements also confirm new customization content for the Trailblazer. A new head accessory, "Oh, Look at This!", will be added to the in-game store. The version will run from August 26 until September 28, 2026, making it a shorter five-week update period.

Is Honkai: Star Rail 4.5 Worth Waiting For?

Version 4.5 offers new content for different types of players. Story-focused players will receive a new Trailblaze Continuance and a journey to Astropolis. Players interested in characters will get new versions of Robin and Aventurine. The update will also include temporary events, additional activities, system improvements, and returning double-reward events. With new locations, characters, and events officially confirmed for the update, Version 4.5 will offer plenty of content throughout its release period.

Conclusion

Honkai: Star Rail 4.5 "To Roll the Stars in Astropolis" launches on August 26, 2026. Players can look forward to a new Trailblaze Continuance, a journey to Astropolis, Robin • Summeretto, Aventurine • Waveflair, new events, additional activities, and gameplay improvements. The update will be especially interesting for players waiting for new story content, characters, events, and rewards.