Alexander Stewart Herschel
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Alexander Stewart Herschel (February 5, 1836 – June 18, 1907) was a British astronomer, born in Feldhausen, South Africa.
He was the son of John Herschel and the grandson of William Herschel. Although much less well known than either of them, he did pioneering work in meteor spectroscopy. He also worked on identifying comets as the source of meteor showers.