reltbracco on Nostr: Our world keeps growing! #science #astronomy ...

Our world keeps growing!

#science #astronomy

quoting note10qm…s5n8

TIL that only 100 years ago, we (humans) thought that the "Milky Way" and the "Universe" were the same thing, until Edwin Hubble determined that there were "other" galaxies.

https://en.wikipedia.org/wiki/Edwin_Hubble#Universe_goes_beyond_the_Milky_Way_galaxy
#til #todayilearned
https://www.reddit.com/r/todayilearned/comments/1irx81l/til_that_only_100_years_ago_we_humans_thought/