Simon Willison’s Weblog

Stellarium. Really lovely open source planetarium application, for Linux, OS X and Windows.

Posted 7th July 2009 at 12:37 am

Recent articles

Phoenix.new is Fly's entry into the prompt-driven app development space - 23rd June 2025
Trying out the new Gemini 2.5 model family - 17th June 2025
The lethal trifecta for AI agents: private data, untrusted content, and external communication - 16th June 2025

open-source 255 planetarium 1 space 6 stellarium 1

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