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Stellaris
Stellaris
SimulationStrategy
Paradox Development Studio · Paradox Interactive·$49.99
Dec 11, 2025 · 8mo ago

Stellaris Patch 4.2.4 released (checksum 7a03)

AI summary3mo

Patch 4.2.4 focuses on stability, bug fixes for the Infernals release, and minor balance adjustments to machine habitability and origin rewards.

Images © Stellaris via Steam

Buffs5

  • Machine Climate PreferenceIncreased volcanic world habitability by 25% for machine climate preference traits to ensure consistency with minimum habitability values.+25% %
  • InfernalsFixed incorrect Alloy upkeep calculations for Voidling, purging, and non-sapient pops.
  • Voidworm Troika
    • Voidworm Troika designs can now be saved correctly.Added
    • Combination:Voidworm Troikas are no longer created without upgrades when three large voidworms combine.NoneRetained
  • Volcanic DistrictsVolcanic Districts now correctly improve technology weights as intended.

Bug fixes1

  • Payback OriginCorrected starting buildings for Materialist and Spiritualist empires using the Payback origin.

Other changes3

  • Machine Climate PreferenceThe UI now correctly shows the 25% minimum habitability on Volcanic worlds for Mechanical and Machine pops.
  • InfernalsSpecimens:Replaced Food output for some specimens with a smaller Alloy output bonus, shifting resource gain from organics to minerals.FoodAlloys
  • Hive MindUnity boosting buildings:Replaced minor additional food upkeep for unity boosting buildings with extra Alloy upkeep.FoodAlloys

subjects affected (6)

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How did this patch land?
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official notes
Stellaris · Dec 11, 2025

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Patch history

see all 6

  1. [Dev Team] stellaris_test updated with 4.4.2 (checksum 38b9)Jun 15, 2026 · 2mo

    Beta update 4.4.2 focuses on slowing down the Forever Cruise situation and fixing several stability crashes.

    +12
  2. Stellaris 4.3 "Cetus" Open Beta Updated (2025-12-18)Dec 19, 2025 · 8mo

    The 4.3 'Cetus' Open Beta introduces a comprehensive rework of the Refugee system with a new 'Refugee Attraction' modifier, significant naval capacity and ship balance overhauls, and systemic changes to Empire Size and job efficiency.

    +95
  3. Stellaris 4.2.3 patch released (checksum f58a)Dec 4, 2025 · 8mo

    Patch 4.2.3 focuses on balancing the Infernals and Crisis Path mechanics, fixing various trait/civic restrictions for Thermophiles, and resolving several stability and gameplay bugs.

    +118
  4. 4.2.2 Hotfix now availableNov 27, 2025 · 8mo

    A stability hotfix addressing several crash-to-desktop (CTD) issues and memory management errors.

  5. 4.1.7 Patch Released (checksum 6486)Nov 3, 2025 · 9mo

    Patch 4.1.7 focuses on stability and bug fixes, particularly regarding Cybernetic Ascension, while introducing balance adjustments to the Cradle of Souls and Hard Reset origin.

    +52

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