During installation or in the Configuration Window (F2), you can set the software language to Russian (Rus).
Modelling movement for 15 couples of binary stars. Download Spellarium Rus rar
Based on search results, the request appears to be searching for (an open-source planetarium software) with Russian language support in a .rar (or similar archive) format, likely referring to the latest version. During installation or in the Configuration Window (F2),
Access the official releases on the Stellarium GitHub page . Access the official releases on the Stellarium GitHub page
Full 6D astrometry (positions, proper motion, parallax, radial velocity) for over 220 million stars, including the Gaia DR3 catalog.
Disclaimer: Ensure you download from the official GitHub link provided above to avoid malicious files. Official releases are usually offered in .exe (installer) or .zip format, which are better managed by standard Windows tools or 7-Zip rather than needing a dedicated .rar extractor. Releases · Stellarium/stellarium - GitHub
The 26.1 release is approximately 450 MB.