TIL that Annie Jump Cannon manually classified more stars in a lifetime than anyone else in history, reaching a staggering 350,000 in total. She discovered 300 variable stars, five novas, and one spectroscopic binary, creating a bibliography that included about 200,000 references.
https://en.wikipedia.org/wiki/Annie_Jump_Cannon
#til #todayilearned
https://www.reddit.com/r/todayilearned/comments/1pq5rcz/til_that_annie_jump_cannon_manually_classified/
