A free open source desktop planetarium for your computer

Stellarium (32-bit)

Join our mailing list

Stay up to date with latest software releases, news, software discounts, deals and more.

Download Stellarium 23.4 (32-bit)

Stellarium (32-bit)

  -  343.32 MB  -  Open Source
  • Latest Version

    Stellarium 23.4 (32-bit) LATEST

  • Operating System

    Windows 7 / Windows 8 / Windows 10

  • User Rating

    Click to vote
  • Author / Product

    Fabien Chereau / External Link

  • Old Versions

  • Filename


  • MD5 Checksum


Stellarium 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:

  • 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
  • A powerful zoom
  • Time control
  • Multilingual interface
  • The fisheye projection for planetarium domes
  • Spheric mirror projection for your own low-cost dome
  • All new graphical interface and extensive keyboard control
  • Telescope control
  • Equatorial and azimuthal grids
  • Star twinkling
  • Shooting stars
  • Eclipse simulation
  • Supernovae simulation
  • Skinnable landscapes, now with spheric panorama projection
  • 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...
Also Available: Stellarium (64-bit), Stellarium for Mac and Stellarium Portable

  • Stellarium 23.4 (32-bit) Screenshots

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

What's new in this version:

- New plugin: Lens Distortion Estimator (experimental)
- New sky culture: Tibetan Lunar Mansions
- Changed GUI: ability to change the look via normalStyle.css
- Added new MESA for Windows packages
- Added support Windows/ARM64 packages
- Added support the origins of nomenclature names
- Improvements in plugins and AstroCalc tools
- Improvements for performance on macOS/ARM64

Join our mailing list

Stay up to date with latest software releases, news, software discounts, deals and more.