We Had a Name for ‘Galaxies’ before We Knew They Existed

www.scientificamerican.com

We Had a Name for ‘Galaxies’ before We Knew They Existed

www.scientificamerican.com

paywallMB to Scientific AmericanEnglish · 8 days ago

Centuries before other galaxies were known to exist, astronomers called them “spiral nebulas.” Today the defunct term still sparks confusion

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