In a nutshell

• Closed beta begins April 22, 2026 for Collector’s Edition and Miller’s Pack supporters.
• Launches Spring 2027 on PC, Xbox Series X|S, and PS5, Day One on Game Pass.
• New gameplay trailer reveals combat, zero‑g movement, and companion‑driven story.

Owlcat Games has announced that The Expanse: Osiris Reborn will hold a closed beta starting April 22, 2026 for supporters who purchase the Collector’s Edition or Miller’s Pack. The announcement was made during the Xbox Partner Preview, where the first gameplay trailer was also revealed.

The sci‑fi action RPG will officially launch in Spring 2027 on PC (Steam, Epic Games Store, GOG), Xbox Series X|S, and PlayStation 5, with a Day One release on Xbox Game Pass.

The Expanse: Osiris Reborn – First Look at Gameplay

The new trailer showcases dynamic third‑person combat, zero‑gravity movement, and life‑or‑death encounters aboard a remote space station. Players take on the role of a Pinkwater Security mercenary who survives the catastrophic incident on Eros, building a team to fight against Protogen and its experiments.

While set in The Expanse universe, the game focuses on an original storyline with new characters, companions, and branching choices.

Closed Beta Details

The closed beta will run from April 22, 2026 until launch in Spring 2027, giving supporters early access to combat, upgrade mechanics, and dialogue systems. Players will explore a Pinkwater‑owned space station, interact with its inhabitants, and test gameplay features.

Owlcat Games confirmed that player feedback from the beta will be incorporated into the final release. Performance may vary since the beta is a work in progress, with Xbox Series X and PlayStation 5 recommended for console play.

Wishlist Now

Fans can wishlist The Expanse: Osiris Reborn today on Steam, Epic Games Store, GOG, and the Microsoft Store to stay updated on development progress and launch details.

With its mix of narrative depth, companion systems, and action‑driven combat, the game is shaping up to be one of the most ambitious sci‑fi RPGs of 2027.