swap_horiz Guillermo Haro Alternatives

1

S. Chandrasekhar

S. Chandrasekhar was an Indian American astrophysicist whose 1930 Chandrasekhar limit explained the maximum mass of stab...

Twentieth Century Black Holes Stellar Nobel

9.7 Brilliant

2

Bohdan Paczynski

Bohdan Paczynski was a Polish astronomer at Princeton University notable for his pioneering work on gravitational microl...

Polish Twentieth Century Gamma Rays Microlensing

9.6 Brilliant

3

Jan Oort

Jan Oort was a Dutch astronomer who established the Milky Way's rotation in the 1920s and proposed the distant comet res...

Dutch Twentieth Century Galactic Oort Cloud

9.4 Excellent

4

Dame Margaret Burbidge

Dame Margaret Burbidge was a British-American astrophysicist and first author of the 1957 B2FH paper explaining how star...

Twentieth Century Women Galaxies Nucleosynthesis

9.4 Excellent

5

Lyman Spitzer

Lyman Spitzer was an American astrophysicist who proposed a space telescope in 1946 and led work on plasma physics and i...

American Space Twentieth Century Interstellar

9.3 Excellent

6

Henry Norris Russell

Henry Norris Russell was an American astronomer who independently plotted stellar luminosity against spectral type in 19...

American Twentieth Century Stellar HR Diagram

9.2 Excellent

7

Willy Fowler

Willy Fowler was an American nuclear astrophysicist who shared the 1983 Nobel Prize for explaining how elements form ins...

Twentieth Century Nucleosynthesis Stellar Nobel

9.1 Excellent

8

Ewine van Dishoeck

Ewine van Dishoeck is a Dutch astrochemist at Leiden Observatory, awarded the 2018 Kavli Prize for work on molecules in...

Modern Women Star Formation Astrochemistry

9.1 Excellent

9

Martin Ryle

Martin Ryle was a British radio astronomer who developed aperture synthesis and shared the 1974 Nobel Prize in Physics f...

Radio Twentieth Century Nobel Interferometry

9.0 Excellent

10

Donald Lynden-Bell

Donald Lynden-Bell was a British theoretical astrophysicist who proposed in 1969 that quasars are powered by accretion o...

British Twentieth Century Black Holes Galactic

8.9 Great

11

Robert Dicke

Robert Dicke was an American physicist who advanced tests of general relativity and helped motivate the 1965 search for...

American Cosmology Twentieth Century Cmb

8.9 Great

12

Gerry Neugebauer

Gerry Neugebauer was an American astronomer at Caltech notable for his pioneering work in infrared astronomy and leading...

American Infrared Twentieth Century Surveys

8.9 Great

13

Walter Baade

Walter Baade was a German-American astronomer who resolved stars in Andromeda in 1944 and identified Population I and II...

German Twentieth Century Stellar Distance Scale

8.8 Great

14

Icko Iben

Icko Iben was an American astrophysicist at the University of Illinois, known for stellar evolution theory and awarded t...

American Evolution Twentieth Century Stellar

8.7 Great

15

Chushiro Hayashi

Chushiro Hayashi was a Japanese astrophysicist who described pre-main-sequence Hayashi tracks and calculated early-unive...

Cosmology Japanese Twentieth Century Stellar

8.6 Great

16

Ejnar Hertzsprung

Ejnar Hertzsprung was a Danish astronomer who related stellar color to luminosity, helping create the Hertzsprung-Russel...

Danish Twentieth Century Stellar HR Diagram

8.5 Great

17

Martin Schwarzschild

Martin Schwarzschild was a German-American astrophysicist who modeled stellar evolution and led Stratoscope balloon tele...

American Evolution Twentieth Century Stellar

8.2 Great

18

Bengt Stromgren

Bengt Stromgren was a Danish astronomer who developed Stromgren photometry, a four color system used to classify stellar...

Danish Twentieth Century Stellar Photometry

8.1 Great

19

George Wallerstein

George Wallerstein was an American astronomer at the University of Washington, known for stellar abundance work and earl...

American Twentieth Century Stellar Abundances

8.1 Great

20

George Herbig

George Herbig was an American astronomer known for Herbig-Haro objects and for identifying young intermediate-mass stars...

American Twentieth Century Stellar Star Formation

8.0 Great