A free open source desktop planetarium for your Mac

Stellarium for Mac

Stellarium for Mac

  -  420.93 MB  -  Open Source
  • Latest Version

    Stellarium 25.3 LATEST

  • Review by

    Marian Marinescu

  • Operating System

    macOS 11.0 Big Sur or later

  • User Rating

    Click to vote
  • Author / Product

    Fabien Chereau / External Link

  • Filename

    Stellarium-25.3-qt6-macOS.zip

  • MD5 Checksum

    85e94bdb6b8742c42b17a2dbbf307f78

Stellarium for Mac is a free open source planetarium for your computer. It shows a realistic sky in 3D, just like what you see with the naked eye, binoculars or a telescope.

It is being used in planetarium projectors. Just set your coordinates and go. Features of Stellarium for macOS:

Sky
  • Default catalog of over 600,000 stars
  • Extra catalogs with more than 210 million stars
  • Asterisms and illustrations of the constellations
  • Constellations for twelve different cultures
  • Images of nebulae (full Messier catalog)
  • Realistic Milky Way
  • Very realistic atmosphere, sunrise and sunset
  • The planets and their satellites
Interface
  • A powerful zoom
  • Time control
  • Multilingual interface
  • Fisheye projection for planetarium domes
  • Spheric mirror projection for your own low-cost dome
  • All new graphical interface and extensive keyboard control
  • Telescope control
Visualization
  • Equatorial and azimuthal grids
  • Star twinkling
  • Shooting stars
  • Eclipse simulation
  • Supernovae simulation
  • Skinnable landscapes, now with spheric panorama projection
Customizability
  • Plugin system adding artificial satellites, ocular simulation, telescope configuration and more
  • Ability to add new solar system objects from online resources...
  • Add your own deep sky objects, landscapes, constellation images, scripts...
How to Use

Open the downloaded DMG file and install the app

Launch Stellarium from the Applications folder

Set your location using the location window

Use mouse or trackpad to pan and zoom the sky view

Click objects to get detailed information

Toggle viewing options in the side panel

Use the time controls to simulate sky movement

Search celestial objects using the search bar

Customize settings in the configuration menu

System Requirements
  • macOS 10.15 Catalina or later
  • 2 GHz dual-core processor or higher
  • 2 GB RAM minimum (4 GB recommended)
  • OpenGL 3.3 compatible graphics card
  • 500 MB of available disk space
PROS
  • Realistic night sky simulation
  • Extensive object database
  • Easy-to-use interface
  • Customizable viewing settings
  • Free and open-source software
CONS
  • Can be resource intensive
  • Occasional UI lag on older Macs
  • Limited telescope control support
  • Lacks deep astrophotography tools
Note: Requires 64-bit processor.

Also Available: Download Stellarium for Windows

Why is this app published on FileHorse? (More info)
  • Stellarium 25.3 Screenshots

    The images below have been resized. Click on them to view the screenshots in full size.

    Stellarium 25.3 Screenshot 1
  • Stellarium 25.3 Screenshot 2
  • Stellarium 25.3 Screenshot 3
  • Stellarium 25.3 Screenshot 4

What's new in this version:

Added:
- more realistic texture of the Sun
- ability to compute time when Sun and Moon at custom altitude in AstroCalc/Almanac tool
- ability to set minutes before sunrise/after sunset in AstroCalc/Almanac tool
- ability to handling yesterday/tomorrow in AstroCalc/Almanac tool
- ability to increase cross size in “Markings” Menu
- ability to toggle current time speed to zero and back
- ability to select object at rise, transit or set time in AstroCalc/RTS tool
- ability to draw graph’s (AstroCalc/Graphs) from keyboard
- patch for INDI from OpenIndiana
- new plugin: Sky Culture Maker
- the missing 7 stars in Chinese SC
- ability to show object’s constellation info in InfoString
- Arab Lunar Mansions
- english name as comment to translation of sky cultures items
- code to extract byname and pronounce for translation of sky cultures
- bynames to a few modern skycultures
- byname tag to constellation descriptions for further label refinement
- communication data for some satellites
- groups of communications satellites

Fixed:
- possible dependency problem in linux
- repetition of “modern” label part
- rendering the center of umbra after adding SSO’s
- crash
- crash in AstroCalc/Graphs/Lunar Elongation in debug mode
- star catalog loading on big-endian systems
- decoding packed number
- CSS
- compilation on GCC 9
- infostring
- hardware detection in linux
- hardware detection in *BSD
- unintended rotation by 180° of sky surveys
- type conversions
- few typos in docs
- text errors in two Chinese Sky cultures
- issues in Chinese Song Dynasty Skyculture
- Chinese SC: correct the lines of Ox
- missing “Added” in Chinese names ending in “(In XYZ mansion)”
- typos in Chinese SC
- gravity labels for RTL languages
- search the minor planet by name without number
- ugly display some glyphs in Qt 6.9+
- getting CPU frequency in macOS (Apple Silicon)
- show pixel grid of sensor crop overlay
- formatted output of object info
- HIP number for Menkar in NavStars
- LandscapeFisheye shader in GLSL 1.00 mode
- a few names and trace references
- InfoString with RTL components
- Error message in plugin SkyCultureMaker
- visual bug in Solar System Editor plugin

Changed:
- Changed core: center Zodiac and Lunar Station labels
- Changed core: make sure a Zodiac/Lunar label is visible
- Changed core: don’t break orientation lock when moving location
- Changed core: extended time interval
- Changed core: allow variations in latitude extent of Lunar mansions
- Changed core: reduce labels for Zodiac and Lunar Stations to single components
- Changed core: speedup texture loading when desired frame rate is low
- Changed core: make it possible to choose between multiple planetary HiPS per planet
- Changed core: avoid label position reset
- Changed core: switching to using SourceForge.net CDN as default storage of the stars catalogs
- Changed core: store flagConstellationPick (isolated constellation selection)
- Changed core: undo false optimisation
- Changed core: use exact stars magnitude when there is a artificial cutoff
- Changed GUI: apply screen font scaling to compass marks
- Changed GUI: follow the user selected time format in GUI
- Changed GUI: fix handling of app font change
- Changed GUI: moved few related actions into ‘Scripts’ group
- Changed GUI: avoid disabling checkbox in sky cultures
- Changed GUI: single language box for whole program
- Changed logger: cosmetic fixes for CPU data
- Changed logger: cosmetic fixes - normalization
- Changed logger: limit list of video adaptors by availability

Updated:
- rules for creating an AppImage package
- installer for Windows: added hook for Qt6WebEngine
- standard DSO catalog
- star catalog (level 0)
- icons for macOS
- the list of planetary nomenclature
- default catalog of pulsars
- default catalog of novae
- the default list of satellites
- photometry data of satellites
- the default list of locations
- the default catalog of exoplanets
- the discovery circumstances for comets
- the discovery circumstances for minor planets
- script ‘Messier Objects Tour’
- script ‘Jupiter Moons’
- AstroCalc/Ephemeris GUI: Increase duration from 100 -> 1000 units of time
- standard DSO catalog
- minimal requirements for macOS
- Modern SC: move star name translations to bynames
- Babylonian (Seleucid) SC
- Babylonian (MUL.APIN) SC
- Chinese (Song dynasty) SC
- all Arabic SC
- dependency: upgrading CPM from 0.40.8 to 0.42.0

Removed:
- old edges from Chinese skycultures
- workaround for bug LP:1498616
- double application of nutation in Infostring
- duplicate point in Coma Berenices line in Modern (IAU) sky culture