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

JustHTML is a fascinating example of vibe engineering in action - 14th December 2025
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GPT-5.2 - 11th December 2025

open-source 278 planetarium 1 space 6 stellarium 1

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