Eise Eisinga

Eise Eisinga
Portrait by Willem Bartel van der Kooi (1827)
Born
Eise Jeltes Eisinga

(1744-02-21)21 February 1744
Died27 August 1828(1828-08-27) (aged 84)

Eise Jeltes Eisinga (21 February 1744 – 27 August 1828) was a Frisian astronomer and autodidact who built the Eise Eisinga Planetarium in his house in Franeker, Dutch Republic. The orrery still exists and is the oldest functioning planetarium in the world.