Stellarium/stellarium v25.4

on GitHub

The installers are located in the "Assets" section at the end of these release notes!

Release notes

Glad to announce the release of Stellarium 25.4 for all platforms. This is our final release in 2025 with exciting features and many bug fixes.

The major changes of this version:

• Added initial support of narration
• Added new sky cultures
• Many improvements in Sky Culture Maker plugin
• Many improvements in Core
• Many updates in sky cultures

Thanks to all the developers, testers, and users who made this release possible with your contributions and feedback.

What's Changed

Full list of changes:

• Added new sky culture: Balinese (GH: #4625)
• Added new sky culture: Indian (Nakshatras) [from Susanne M. Hoffmann with B.S. Shylaja]
• Added new sky culture: Norse (Edda) [from the German Studies, University of Jena]
• Added new sky culture: Chinese (Journey to the West) [from two Chinese colleagues]
• Added initial support of narration (cmake flag ENABLE_SPEECH)
• Added discovery circumstances for newly discovered comets
• Added missing timezone
• Added Latin zodiac in Greek (Dante) sky culture
• Added Latin zodiac in Greek (Leiden Aratea) sky culture
• Added Greek zodiac in Greek (Farnese) sky culture
• Added Greek zodiac in Greek (Almagest) sky culture
• Added report failures to load textures obtained from network too
• Added constellation descriptions to Modern sky culture
• Added VS2026 multi-config section and fix VS2022 statement in BUILDING.md (GH: #4676)
• Added more logging categories (GH: #4652)
• Added missing context in Modern sky culture constellation names
• Added ability to inhibit screensaver in fullscreen via CLI (Windows only) (GH: #4507)
• Added object type support for custom object
• Added obj type in search result, indicating SIMBAD result with fetched object types
• Added all native names to name search (GH: #4608)
• Added the star "Celestial Pig's Eye" in Chinese sky culture (GH: #4598)
• Added Visual Studio 2022 build instructions
• Added ability to see colored labels for satellites in both modes (GH: #4588)
• Added polar distance info into InfoMap data
• Added extinction effect into drawing of satellites (GH: #4585)
• Added new set of navigational stars (XIX century)
• Added ability to use polar distance instead of declination in equatorial coordinates (GH: #4571, #4529)
• Added Nova Centauri 2025
• Added support for translating separated Constellations section
• Fixed crash when ENABLE_SPEECH is not defined
• Fixed typos (GH: #4653, #4646)
• Fixed structure of many sky cultures
• Fixed observe magnitude limit (GH: #4633)
• Fixed discovery circumstances for minor planets
• Fixed some debug messages with paths
• Fixed hardware detection in linux/aarch64 (RPi4)
• Fixed hardware detection in OpenBSD
• Fixed typo in Babylonian (MUL.APIN) sky culture
• Fixed checking updates
• Fixed build with Qt6.10 (GH: #4667)
• Fixed IPA for Russian Siberian sky culture
• Fixed GUI issue in Solar System Editor plugin (GH: #4661)
• Fixed altitude representation in decimal degrees in AstroCalc/Phenomena tool (GH: #4582)
• Fixed deleted lines during creation of a constellation end up in the output in Sky Culture Maker plugin (GH: #4593)
• Fixed Observability Analysis plugin crash (GH: #4618)
• Fixed start with empty observing list (GH: #4641)
• Fixed documentation (GH: #4627)
• Fixed getting screenshot HiDPI scaling on Wayland
• Fixed bookmarks for minor planets orbital elements
• Fixed indication satellite in penumbra (GH: #4615)
• Fixed helplabel font in bottom bar (GH: #4614)
• Fixed a use after free (GH: #4581)
• Fixed loading localization in some specific cases (GH: #4605)
• Fixed translations issue (GH: #4607)
• Fixed loading star catalogs
• Fixed setting SkyculturePartition colors (GH: #4575)
• Fixed reading the setting for enabling abbreviations of constellations
• Fixed missing config option
• Fixed tooltip
• Fixed the positioning of the star "Auxiliary Road " in Chinese Chenzhuo sky culture (GH: #4576)
• Fixed description of few scripts
• Fixed classification issue in Sky Culture Maker plugin
• Fixed issue in Sky Culture Maker plugin: Drawn constellations are not reset after "Export and Exit" (GH: #4557)
• Fixed issue in Sky Culture Maker plugin: Stop drawing line key (Double Right Click) only works when Star/DSO is selected (GH: #4557)
• Fixed issue in Sky Culture Maker plugin: Not all sky culture description input fields that are marked required are actually checked (GH: #4557)
• Fixed issue in Sky Culture Maker plugin: No formal checks for 'Constellations' input field in sky culture description (GH: #4557)
• Fixed some issues in the Chinese Chenzhuo sky culture (GH: #4544)
• Fixed Sardinian sky culture: Allow elongation-dependent name for Venus (GH: #4549)
• Fixed abbreviations in Indian sky culture (GH: #4545)
• Changed core: Allow negative hour angles (GH: #4584)
• Changed core: Compute correct longitude position even if skyculture partition is not shown
• Changed core: Recreate viewport effect on screen scaling change
• Changed core: Take changes in magnitude due to proper motion when getting vmag with extinction (GH: #4638)
• Changed core: Retrieve all cultural names on search (GH: #4608)
• Changed core: Extend global zone in lv0-2 catalogs to 200,000 years due to GH #4501
• Changed core: Need to normalize binary stars' cartesian position to fix wrong parallax effect for binary stars (GH: #4596)
• Changed core: Minor dynamic resolution changes (GH: #4672)
• Changed core: Don't forget to run markdownToHTML on an SC description section
• Changed core: Scale Custom Object pointer with the screen
• Changed core: Scale nomenclature pointer with the screen
• Changed core: Scale star pointer with the screen
• Changed core: Properly scale SolarSystem pointer with the screen
• Changed core: Properly scale meteor shower icon on the screen
• Changed core: Scale meteor shower, satellite, DSO pointers with the screen
• Changed visual type of monthly graph in AstroCalc tool
• Changed GUI: Don't force button sizes in ScriptConsole
• Changed GUI: Make combobox dropdown actually drop down
• Changed NLS: Simplify 'pronounce' .po entries of Chinese sky cultures (GH: #4538)
• Changed Calendars plugin: Allow exporting displayed list
• Changed Sky Culture Maker plugin: Remove "test only" warning and enable translation signal (GH: #4696)
• Changed Sky Culture Maker plugin: Tell what fields are incomplete on export error (GH: #4697)
• Changed Sky Culture Maker plugin: Use artIntensity from ConstellationMgr (GH: #4682)
• Changed Sky Culture Maker plugin: Tweak the Close dialog text
• Changed Sky Culture Maker plugin: Use better button labels in the Close dialog
• Changed Sky Culture Maker plugin: Fix UX issues with aborting and hiding dialogs + missing translations (GH: #4568, #4665)
• Changed Sky Culture Maker plugin: Fix Thickness of constellation lines in SCM is not tied to Stellarium's settings (GH: #4659, #4664)
• Changed Sky Culture Maker plugin: Move constellation descriptions to the Constellations dialog
• Changed Sky Culture Maker plugin: Option to merge constellation lines into polylines (GH: #4563)
• Changed Sky Culture Maker plugin: Don't exit on "Export and Exit" when export failed (GH: #4580)
• Changed Oculars plugin: Try a drop shadow to increase GUI panel clarity (GH: #4560)
• Updated DSO catalog (v3.22; GH: #4634)
• Updated CalcMySky to v0.4.0
• Updated Babylonian sky cultures (slightly reworked, some typos, issues in "SC 2.0")
• Updated Chinese (Song Dynasty) sky culture
• Updated BAS_Messier_Tour.ssc script
• Updated Maori sky culture
• Updated Modern (IAU) sky culture: a few more bynames (GH: #4617)
• Updated Arabic (Arabian peninsula) sky culture
• Updated description of Arabic (Arabian peninsula) sky culture (GH: #4535)
• Updated Chinese sky cultures: complete the entries on planets (GH: #4558)
• Updated IAU-star names in Modern (IAU) sky culture
• Updated the list of contributors
• Updated photometry data of satellites
• Updated default list of satellites
• Updated the default list of locations
• Updated the default catalog of exoplanets
• Updated default catalog of pulsars
• Updated names of DSO
• Updated orbital elements for minor bodies of Solar system
• Updated discovery circumstances for comets and minor planets
• Updated translations
• Updated Stellarium User Guide
• Updated template for Stellarium User Guide (GH: #4681)
• Updated planetary nomenclature data
• Restored mistakenly altered Sun texture
• Removed copies of images from root directory
• Removed extraneous brackets in IPA of Balinese sky culture
• Removed outdated core: Unuse StelSkyDrawer::getBortleScaleIndex in ZL
• Removed the kludge in Constellation

Packages notes

Verify

GPG signature

1. Import Stellarium's GPG key
   curl -O https://stellarium.org/files/stellarium.gpg
2. List Stellarium's GPG key
   gpg --with-fingerprint --show-keys --keyid-format long stellarium.gpg
   id: rsa4096/BF38D4D02A328DFF 2012-04-07
   fingerprint: 7915 1C2E 6351 E727 8DA1 A730 BF38 D4D0 2A32 8DFF
3. Verify the binary file is valid (tarball for example)
   gpgv --keyring ./stellarium.gpg stellarium-25.4.tar.gz.asc stellarium-25.4.tar.gz