Stellarium

{{Short description|Three-dimensional map of the stars}}

{{For|the computer program|Stellarium (software)}}

{{for|the fictional spaceship|Les Navigateurs de l'infini}}

{{More citations|date=June 2025}}

{{wiktionary|stellarium}}

A stellarium is a three-dimensional map of the stars,{{cite web |last=Germani |first=Clara |url=https://www.csmonitor.com/1993/0104/04131.html |title=Exhibit Points Us To Stars |work=The Christian Science Monitor |date=4 January 1993 |access-date=2 June 2025}} typically centered on Earth. They are common fixtures at planetariums, where they illustrate the local deep space. Older examples were normally built using small colored balls or lights on support rods (painted black to make them less obvious),{{citation needed|date=June 2025}} but later examples used a variety of projection techniques instead.{{cite magazine |url=https://books.google.com/books?id=iycDAAAAMBAJ&pg=PA61 |title=Amateurs Build a "Stellarium" from $250 of Odds and Ends |magazine=Popular Science Monthly |volume=138 |issue=4 |pages=61–63 |date=April 1941 |access-date=2 June 2025 |issn=0161-7370}}