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Steam News29 October 20257mo ago

Release Date Announced! January Launch + Mac & Chinese Support

January Release Date! Arcadium – Space Odyssey will officially release in January 2026, just a few months away!

Full notes

Full Arcadium - Space Odyssey update

Read the full published notes in a cleaner layout. The original post stays linked below.

What changed

2 fixes2 additions6 changes0 removals
  • UI and audio
  • Events
  • Store
changedBig Gameplay & UI UpdateThese changes were heavily influenced by the great feedback from the r/SteamDeck community. Thank you for helping refine the game!
changedBig Gameplay & UI UpdateImproved joystick sensitivity in menus; selections should now feel smoother and more controlled.
addedBig Gameplay & UI UpdateAdded an animated white outline to better highlight the current selection.
fixedBig Gameplay & UI UpdateFixed an issue in the Loadout screen where closing a skill description always moved the selection back to Play .
changedBig Gameplay & UI UpdateSlightly increased overall difficulty: the first depth remains introductory, while later depths offer more challenge.
addedBig Gameplay & UI UpdateAdded icons to event arrows (e.g., shops, broken allies, etc.) for clarity.

January Release Date!

Arcadium – Space Odyssey will officially release in January 2026, just a few months away! Check out the Release Date Trailer to see what's coming:

What’s New

This update brings major improvements, community-driven polish, and expanded platform and language support.

Simplified Chinese Localization

Thanks to the Arcadium Discord community, the game is now fully available in Simplified Chinese!

Mac Support

Both the demo and the full game (at launch) now fully support macOS.

Big Gameplay & UI Update

These changes were heavily influenced by the great feedback from the r/SteamDeck community. Thank you for helping refine the game!

  • Improved joystick sensitivity in menus; selections should now feel smoother and more controlled.

  • Added an animated white outline to better highlight the current selection.

  • Fixed an issue in the Loadout screen where closing a skill description always moved the selection back to Play.

  • Slightly increased overall difficulty: the first depth remains introductory, while later depths offer more challenge.

  • Added icons to event arrows (e.g., shops, broken allies, etc.) for clarity.

  • Simplified several ability descriptions.

  • Fixed localization issues in planet resource labels.

  • Various minor fixes and improvements.

Wishlist & Join the Community

If you’re excited for the January release, wishlist Arcadium – Space Odyssey to get notified the moment it launches! [dynamiclink href="https://store.steampowered.com/app/2352670/Arcadium__Space_Odyssey/"]

Join the Arcadium Discord to chat, give feedback, and see behind-the-scenes updates:

https://discord.com/invite/5JwM7DcWPv

Source

Steam News / 29 October 2025

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