dantheclamman@lemmy.worldM to Wikipedia@lemmy.worldEnglish · 1 month agoCecilia Payne-Gaposchkin (pioneering astrophysist, demonstrated the sun is primarily made of hydrogen and helium)en.wikipedia.orgexternal-linkmessage-square0linkfedilinkarrow-up11arrow-down10
arrow-up11arrow-down1external-linkCecilia Payne-Gaposchkin (pioneering astrophysist, demonstrated the sun is primarily made of hydrogen and helium)en.wikipedia.orgdantheclamman@lemmy.worldM to Wikipedia@lemmy.worldEnglish · 1 month agomessage-square0linkfedilink