swap_horiz Robert Kraft Alternatives

1

S. Chandrasekhar

S. Chandrasekhar was a twentieth-century astronomer renowned for his groundbreaking work on stellar evolution and black...

Twentieth Century Black Holes Stellar Nobel

9.7 Brilliant

2

Cecilia Payne

Cecilia Payne was a pioneering astronomer who fundamentally altered our understanding of stellar composition. Her 1925 d...

Historical British Spectroscopy Stellar

9.7 Brilliant

3

Henry Norris Russell

Henry Norris Russell was a twentieth-century American astronomer whose pioneering work fundamentally reshaped our unders...

American Twentieth Century Stellar HR Diagram

9.2 Excellent

4

Frank Shu

Frank Shu is an American astronomer recognized for his significant contributions to understanding galaxy structure and s...

American Stellar Current Galactic

9.1 Excellent

5

Icko Iben

Icko Iben was a prominent American astronomer specializing in stellar evolution during the twentieth century. His work s...

American Evolution Twentieth Century Stellar

8.7 Great

6

Martin Schwarzschild

Martin Schwarzschild was an American astronomer recognized for his pioneering work modeling the evolution of stars. His...

American Evolution Twentieth Century Stellar

8.2 Great

7

George Wallerstein

George Wallerstein was a twentieth-century American astronomer specializing in stellar composition analysis. His signifi...

American Twentieth Century Stellar Abundances

8.1 Great

8

Kent Ford

W. Kent Ford was an American astronomer and instrument designer known for his work in advancing astronomical spectroscop...

American Twentieth Century Dark Matter Spectroscopy

8.0 Great

9

George Herbig

George Herbig was a twentieth-century American astronomer specializing in star formation. He is particularly recognized...

American Twentieth Century Stellar Star Formation

8.0 Great

10

Andrea Dupree

Andrea Dupree is an American astrophysicist associated with the Center for Astrophysics, Harvard and Smithsonian. Her re...

Modern Women Spectroscopy Stellar

7.8 Good

11

William Wallace Campbell

William Wallace Campbell was an early 20th-century American astronomer and director of the Lick Observatory in Californi...

Modern American Radial Spectroscopy

7.7 Good

12

Otto Struve

Otto Struve (1897-1963) was a Russian-born American astronomer known for research in stellar spectroscopy, binary stars,...

Spectroscopy Stellar Russian American Binary Stars

7.6 Good

13

Hyron Spinrad

Hyron Spinrad was a prominent American astronomer who served as a professor at the University of California, Berkeley. H...

American Observational Late 20TH Spectroscopy

7.6 Good

14

Jesse Greenstein

Jesse L. Greenstein was an American astronomer whose research centered on stellar spectroscopy and the physical properti...

American Spectroscopy Stellar Quasars

7.4 Good

15

Donald Osterbrock

Donald Osterbrock (1924–2007) was an American astronomer who served as the director of the Lick Observatory in Californi...

American Spectroscopy Nebulae Mid 20TH Century

7.3 Good

16

Margaret Lindsay Huggins

Margaret Lindsay Huggins was an Irish-born astronomer and scientific photographer who worked closely with William Huggin...

History Photography Spectroscopy Stellar

7.2 Good

17

Walter Adams

Walter Sydney Adams was an American astronomer whose work focused on stellar spectroscopy and the physical properties of...

American Early 20TH Century Observational Spectroscopy

7.1 Good

18

Tabetha S. Boyajian

Tabetha S. Boyajian is an American astronomer whose research focuses on stellar astrophysics, particularly measurements...

American Contemporary Stellar Photometry

6.9 Fair

19

Emily Levesque

Emily Levesque is an American astronomer and professor at the University of Washington, recognized for her research on m...

American Contemporary Stellar Massive Stars

6.7 Fair

20

Dorothea Klumpke

Dorothea Klumpke was an American-born astronomer who worked in France and became the first woman to receive a doctorate...

American 19TH Century Observational Pioneering Woman

6.4 Fair