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Patch Notes2 min read

Stellaris Dev Diary #417 - Situation Log Updated Notes (23rd April 2026)

Stellaris's 4.4 Pegasus update is giving the long-neglected Situation Log a full redesign, plus a cleaner Megastructures UI.

Nathan Lees
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If you've ever lost a critical deficit notice under a pile of first contact entries in Stellaris, this one's for you. Dev Diary #417, posted today on the Steam community page, previews two UI overhauls coming in the 4.4 'Pegasus' update: a fully redesigned Situation Log and a cleaned-up Megastructures interface.

The Situation Log rework is the headline here. Entries are now unified rather than split across multiple clicks, and the whole log is divided into collapsible categories ordered by urgency: Crises, Urgent, Empire Concerns, Precursors, and more. A new Findings tab pulls First Contacts, Anomalies, Dig Sites, and Astral Rifts out of the main feed entirely. You can also pin entries you actually care about to a Priority category at the top. Honestly, this is a fix that was years overdue, the old log was a mess that buried important information under exploration noise. On the Megastructures side, the UI has been unified across structure types, and kilostructures will now suggest the ten best systems for placement.

Also previewed is a preliminary changelog for the upcoming 4.3.5 'Cetus' patch, targeting release around next Wednesday. It covers a long list of bugfixes including broken Virtuality tradition scaling, disappearing Volcanic World districts, and several out-of-sync multiplayer fixes. Everything in the update is listed below.

Full Patch Notes

by Eladrin

Hi everyone!

Let’s look at some other UIs that are getting a facelift in the 4.4 ‘Pegasus’ update.

I’m turning this over to our UX designer, Doğa:

The Situation Log​

Since Situation Log is a core feature that has long needed some love, we wanted to redesign it to make it more user-friendly and cleaner. In this redesign, I wanted to address the pain points of navigation and lack of ordering, lack of grouping and hierarchy, desire for personalization, and also generally make it look better.

Without further ado, I present you: the new Situation Log!

UI Breakdown

We have taken the old layout and made it anew. Events are no longer broken down into several entries, but are now unified under one, so you won’t miss out on entries and won’t have to click through all of them.

Old vs New:

Here are a few more examples of the new Layouts:

Situation Log Categories

The Situation Log now has Categories! Instead of your Situation Log being bloated by many first contacts at the top and a critical deficit at the bottom, now they are grouped under collapsible categories. They are ordered by how important/urgent they are.

Here are the main categories as they appear:

  1. Tutorial - Tutorial Related Entries
  2. Crises - Mid and End game crisis-related entries
  3. Priority - Pinned Entries
  4. Urgent - Deficits and other time-sensitive matters
  5. Empire Concerns - Empire (Empire Creation) Specific situations/tasks
  6. \
  7. Precursors - Precursor entries
  8. Developments

Pinning

You may have noticed at the top there was a “Priority” category. As requested by some players, you can now pin the entries you care about by clicking the pin button so you can find them more easily. You decide what is important enough to you.

Findings Tab

We have grouped entries that are important but in larger quantities bloat the Situation Log into one tab called “Findings”. Under this Tab, you can view what you have found as you explore the Galaxy.

It includes the categories:

  • First Contacts
  • Dig Sites
  • Anomalies
  • Astral Rifts

So no longer will crises be hidden under many many first contacts

The Megastructures UI​

Some time ago, we made changes to the Megastructure building list, but now it is time to improve the megastructure UI itself. Megastructures have different information on them with different levels of detail, which appeared in different places.

With this rework, we have cleaned them up and unified the UI.

Here are some of the megastructures with the updated UI:

The “kilostructures” in the Megastructures UI will also list the “ten best” systems to place them in. Dyson Swarms use resource conversion values to rank their results, so that a star with a Minor Artifacts deposit should generally end up on the top of the list.

That's it from me, hope you enjoy the new Situation Log and Megastructures UI!

Next Week​

Thanks Doğa!

Next week we have a short week in Sweden, so the dev diary will be a day early, on Wednesday.

We’re also targeting 4.3.5 for release around then. We have a preliminary changelog, though some of these are still in testing so the final changelog may be slightly different:

4.3.5 ‘Cetus’ Preliminary Changelog

Improvement

  • Added a new feature to the Seddom system.

Bugfix

  • MSI no longer start with buildings they can't pay the upkeep for.
  • "Offworld Prospectors" jobs (Galvanic Synthesis civic) do not produce negative alloys anymore while the "Centrifugal Siphoning" edict is active
  • Cybernetic governors in Machine empires now correctly boost Pop Assembly rate rather than workforce efficiency.
  • Robotic leaders in Driven Assimilator empires no longer lose the Cyborg trait after being modified.
  • Driven Assimilators who complete the Cybernetics tradition tree unusually quickly no longer permanently miss the "Advanced Assimilators" government choice event.
  • Volcanic World districts no longer disappear when terraforming to a Machine World or Hive World.
  • Machine Worlds can now be assigned a Trade Colony designation for individual Machine empires, and colony automation correctly handles trade districts and specializations on such worlds.
  • The Virtuality tradition's bonus jobs now correctly scale per district rather than applying a flat bonus per planet.
  • The Modularity tradition's soldier stability bonus now correctly provides +0.25 stability per 100 soldiers rather than a flat +5.
  • The Lathe Cogitator building no longer provides its bonuses when deactivated.
  • The Adaptability tradition finisher tooltip now correctly states its bonus applies to all colony types, not just regular planets.
  • Tankbound empires with the Void Dwellers origin now correctly receive reduced starting pops and properly converted habitat districts.
  • The Machine Fallen Empire's Administration Hub II now correctly provides 1200 unity jobs instead of 600.
  • The Living Metal deficit tooltip now correctly states that a shortage reduces Job Output by -30%.
  • The Evolutionary Predator hive authority’s reduction to empire size per species trait now functions as expected.
  • The Grand Archive event that culls pops now correctly removes 20% of the affected pop group rather than a flat 20 pops.
  • The Open Shroud Rift planetary decision can no longer be exploited by queueing it and then terraforming the planet to bypass its planet type restrictions.

Stability

  • Fix to an OOS (CS_COUNTRY_AI).
  • Fix to an OOS (COUNTRY_RESOURCES).
  • Fixes an OOS caused by the strategic war data being calculated differently on the host and on the clients.

See you then!

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Written by

Nathan Lees

Gaming journalist and founder of XP Gained. Covering patch notes, breaking news, and updates across 160+ games.

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