Stellarium Portable 25.1.0 (planetarium) Released

John T. Haller's picture
Submitted by John T. Haller on May 10, 2025 - 5:32pm

A new version of Stellarium Portable has been released. It's the popular Stellarium astronomy program packaged with a PortableApps.com Launcher as a portable app so you can view the stars on the go. It's packaged in PortableApps.com Format so it can easily integrate with the PortableApps.com Platform. And it's open source and completely free.

Update automatically or install from the portable app store in the PortableApps.com Platform.

Features

Stellarium Portable ScreenshotStellarium Portable 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. You can view the planets and gaze at the stars in stunning detail. Stellarium includes vivid illustrations of the constellations and a theatrical display of ravishing nebulae and galaxies. With Stellarium Portable, you can transform any computer into a stargazing centerpiece. Learn more about Stellarium...

PortableApps.com Installer / PortableApps.com Format

Stellarium Portable is packaged in a PortableApps.com Installer so it will automatically detect an existing PortableApps.com installation when your drive is plugged in. It supports upgrades by installing right over an existing copy, preserving all settings. And it's in PortableApps.com Format, so it automatically works with the PortableApps.com Platform including the Menu and Backup Utility.

Download

Stellarium Portable is available for immediate download from the Stellarium Portable homepage. Get it today!

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Comments

John T. Haller's picture

This release drops support for 32-bit Windows. On those systems, a StellariumPortableLegacy32bit package will be created alongside automatically. It can then be updated to the last legacy 32-bit version. The legacy 32-bit package is available in the PA.c Platform App Store as well as from the app's homepage: https://portableapps.com/apps/education/stellarium_portable#download_det...

A legacy Vista package has also been released in the PA.c Platform App Store as well as from the app's homepage.

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