Annie Jump Cannon
1863-1941
American Astronomer
Annie Jump Cannon was the first astronomer to develop a simple spectral classification system. She classified 400,000 stars—more than anyone else...
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Cannon, Annie Jump (1863-1941)
American astronomer
Annie Jump Cannon developed a stellar classification system that is considered by many astronomers to be the foundation of stellar spectroscopy. The ...
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The American astronomer Annie Jump Cannon (1863-1941) made her most outstanding contribution to modern astronomy in the field of stellar spectral classification.Annie Jump Cannon was born in Dover, De...
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Annie Jump Cannon was born in Dover, Delaware, in 1863. Her mother had been very interested in astronomy from her own childhood days, and that interest was infectious. Together, mother and daughter st...
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Annie Jump Cannon
Cannon, Annie Jump (1863-1941)
Annie Jump Cannon
Annie Jump Cannon