Prof. Helmut Abt
Posted: Apr 01, 2022
Astronomer Emeritus,
Kitt Peak National Observatory
Email: abt@noao.edu
B.S. Northwestern Univ. (math), 1946
M.S. Northwestern Univ. (physics), 1948
Ph.D., Caltech (astrophysics), 1952
Assistant Prof., Univ. Chicago, 1953-59
Astronomer, Kitt Peak National Observatory, 1959-2000
Editor-in-Chief, Astrophysical Journal, 1971-1999
George Van Biesbroeck Prize, AAS, 1997
stellar evolution, double stars, publication studies
In 1976 I showed that more than half of all solar-type stars have companion stars; refinements of that study started the discoveries of exoplanets. Published 319 research papers, of which 102 were published after I retired in 2000.
Invited Review: An earlier explosion date for the Crab Nebula supernova by Prof. Abt Helmut
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