๐จโ๐ฌ๐ญโ๏ธ
๐๐โณ
โ๏ธ๐ฅ๐
๐๐งช๐
๐งโ๐ฌ๐๐จ๐ณ
๐๐ญ๐
โ๏ธโ๏ธโก๏ธ๐ฌ
๐งโ๐ฌ๐ค๐
๐๐งโ๐ฌ
๐ง๐งโ๐ฌ๐ฅ
๐๐จโ๐ฌ๐งฌ
#edmond halley #astronomer #halley's comet #orbit calculation #history of science