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1. Robert McNees (mcnees@mastodon.social)'s status on Friday, 29-Dec-2023 23:30:52 UTC Robert McNees

   The first known photo of the Andromeda galaxy, at the time thought to be a nebula, was taken by astronomer Isaac Roberts OTD in 1888.

   The image, captured with his 20" reflector, reveals a clear spiral structure. But scientists assumed M31 was a gas cloud within our galaxy.

   Image: Isaac Roberts

   • Njoroge Muzungu (njorogemuzungu@mastodon.social)'s status on Saturday, 30-Dec-2023 05:50:03 UTC Njoroge Muzungu

     in reply to

     @mcnees The.... bastards...!