The world’s oldest working planetarium

Eisinga’s solar system is reduced by a factor of one trillion, with every 1mm representing one million km (Credit: Mike Maceacheran) Dutch amateur astronomer Eise Eisinga might have left school at 12 years old, but he built an inch-perfect model of the solar system in his living room. There was a beat of silence as the room’s atmosphere shifted from inward reflection to jittery disbelief. “How is

[kazutox]

2018年3月の記事、オランダ、フラーネカー市の世界最古のプラネタリウム、1781年エイセ・エイシンガ作。