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Steam News7 June 202629d ago

Exploration, Technology & New Buildings

Exploration and Technology have been heavily reworked. Civilizations now discover the universe individually, gain Science from exploration and then convert it into Technology Points.

Full notes

Full Once Upon The Universe update

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What changed

0 fixes8 additions5 changes0 removals
  • Gameplay
  • Events
  • UI and audio
changedExploration and Technology have been heavily reworked. Civilizations now discover the universe individually, gain Science from exploration and then convert it into Technology Points. This update will break old saves so if you want you might use the older branch with final pre-update build.
addedExploration, Technology & New Buildings Exploration
changedReworked civilization exploration into a civilization-specific discovery system.
addedAdded Science Points as rewards for exploration.
changedScience rewards now depend on the explored object and its traits
changedRepeated discoveries of similar traits now provide reduced rewards, making first discoveries more valuable

Once Upon The Universe changes

changedExploration and Technology have been heavily reworked. Civilizations now discover the universe individually, gain Science from exploration and then convert it into Technology Points. This update will break old saves so if you want you might use the older branch with final pre-update build.
addedExploration, Technology & New Buildings Exploration
changedReworked civilization exploration into a civilization-specific discovery system.
addedAdded Science Points as rewards for exploration.
changedScience rewards now depend on the explored object and its traits

Exploration and Technology have been heavily reworked. Civilizations now discover the universe individually, gain Science from exploration and then convert it into Technology Points. This update will break old saves so if you want you might use the older branch with final pre-update build.

  • Exploration, Technology & New Buildings

    Exploration

  • Reworked civilization exploration into a civilization-specific discovery system.

  • Each civilization now tracks its own discovered objects instead of relying on a shared global discovery state.

  • Civilizations start with knowledge of their home system, while the rest of the universe remains hidden until explored.

  • Added Science Points as rewards for exploration.

  • Science rewards now depend on the explored object and its traits

  • Repeated discoveries of similar traits now provide reduced rewards, making first discoveries more valuable

  • Added a dedicated Exploration tab to the civilization panel

    Technology

  • Introduced a functional research tree.

  • Added several technology branches

  • Added Science Points and Technology Points as separate resources

    New and Updated Buildings

  • Added Observatory as an exploration-focused building.

  • Observatory unlocks organized Observation exploration for civilizations.

  • Clicking an active Observatory moves the camera to the observed object.

  • Added Space Agency as a prepared building type for future exploration layers.

  • Improved building UI states and tooltips

Source

Steam News / 7 June 2026

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