Annie Jump Cannon (/ ˈkænən /; December 11, 1863 – April 13, 1941) was an American astronomer whose cataloging work was instrumental in the development of contemporary stellar classification. [2]

Dec 10, 2025 · Annie Jump Cannon (born December 11, 1863, Dover, Delaware, U.S.—died April 13, 1941, Cambridge, Massachusetts) was an American astronomer who specialized in the classification …

Known as the “census taker of the sky,” Annie Jump Cannon was a brilliant astronomer that revolutionized the way scientists classify stars. Not only did she develop the important Harvard …

Annie Jump Cannon (December 11, 1863 – April 13, 1941) was a deaf American astronomer whose cataloging work was instrumental in the development of contemporary stellar classification.

Annie Jump Cannon, born in-Dover, Delaware, educated at the Wilmington Conference Academy, Dover, and Wellesley College was hailed at her death as a "Delaware Great" and the world's most …

American astronomer who was the first to develop a simple spectral classification system and who classified more stars than anyone previously.

Born in Dover, Delaware in the midst of civil war, Annie Jump Cannon first began her astronomical discoveries as a young girl, observing and charting the night skies through a gap in her attic window.

Annie Jump Cannon developed the stellar classification method that modern astronomy still uses today, cataloging more stars than any human in history while working in conditions that would challenge …

Ms. Cannon won a lot of awards for her work. The National Academy of Sciences gave her the Draper Gold Medal. She was the first woman to be given this award. She won the Ellen Richards Research …

Main achievements: Harvard Classification Scheme for stars. Annie Jump Cannon was an American astronomer whose cataloging work was instrumental in the development of contemporary stellar …