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كتب j herschel

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Herschel (معلومة)


  • Herschel:- English astronomer (born in Germany) who discovered infrared light and who catalogued the stars and discovered the planet Uranus (1738-1822) (Princeton WordNet 3.1)
  • Herschel:- English astronomer (son of William Herschel) who extended the catalogue of stars to the southern hemisphere and did pioneering work in photography (1792-1871) (Princeton WordNet 3.1)