Don_Dickle@lemmy.world to Today I Learned@lemmy.worldEnglish · 26 days agoTIL It is said that not even Nicolaus Copernicus ever saw planet Mercury. The reason is that, as an inner planet (to Earth), it will never angularly move away more than 28 degrees from the Sunwww.sav.skexternal-linkmessage-square6fedilinkarrow-up147arrow-down17
arrow-up140arrow-down1external-linkTIL It is said that not even Nicolaus Copernicus ever saw planet Mercury. The reason is that, as an inner planet (to Earth), it will never angularly move away more than 28 degrees from the Sunwww.sav.skDon_Dickle@lemmy.world to Today I Learned@lemmy.worldEnglish · 26 days agomessage-square6fedilink
minus-squareSuccessful_Try543linkfedilinkEnglisharrow-up9·26 days agoCopernikus wrote in De revolutionibus: „The planet tortured us with many riddles and great hardship as we explored its wanderings“. So he observed him for three times, but it wasn’t easy.
Copernikus wrote in De revolutionibus:
So he observed him for three times, but it wasn’t easy.