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1

Philip James Edwin Peebles

Philip James Edwin Peebles is a Canadian-American cosmologist at Princeton, awarded the 2019 Nobel Prize in Physics for...

Modern Cosmology Nobel Cmb

9.8 Brilliant

2

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

3

Dame Susan Jocelyn Bell Burnell

Dame Susan Jocelyn Bell Burnell is a Northern Irish astrophysicist who discovered the first radio pulsars as a Cambridge...

Modern Radio Women Pulsars

9.7 Brilliant

4

Dame Jocelyn Bell Burnell

Dame Jocelyn Bell Burnell is the Northern Irish scientist whose 1967 pulsar discovery opened a major field in radio astr...

Modern Radio Women Pulsars

9.7 Brilliant

5

Claudius Ptolemy

Claudius Ptolemy was a Greco-Roman astronomer in Alexandria whose Almagest, written about 150 CE, formalized the geocent...

Ancient Geocentric Alexandria Catalogs

9.6 Brilliant

6

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

7

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

8

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

9

William Herschel

William Herschel was a German-born British astronomer who discovered Uranus in 1781 and built large reflecting telescope...

Eighteenth Century Nebulae Uranus Telescopes

9.3 Excellent

10

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

11

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

12

Rashid Sunyaev

Rashid Sunyaev is a Russian astrophysicist known for the Sunyaev-Zel'dovich effect, a key probe of galaxy clusters and t...

Modern Cosmology Clusters X Ray

9.2 Excellent

13

John Mather

John Mather is an American astrophysicist who shared the 2006 Nobel Prize in Physics for COBE measurements of the cosmic...

Modern Space Nobel Cmb

9.2 Excellent

14

Shri Kulkarni

Shri Kulkarni is an Indian-American Caltech astronomer known for work on pulsars, gamma-ray bursts, and optical transien...

Modern Pulsars Caltech Transients

9.2 Excellent

15

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

16

Simon White

Simon White is a British astrophysicist known for numerical simulations of cosmic structure formation and for developing...

Modern Cosmology British Simulations

9.1 Excellent

17

Didier Queloz

Didier Queloz is a Swiss astronomer who shared the 2019 Nobel Prize in Physics for discovering 51 Pegasi b, the first ex...

Modern Exoplanets Nobel Radial Velocity

9.1 Excellent

18

Carlos Frenk

Carlos Frenk is a Mexican British cosmologist known for simulations of galaxy formation and leadership in the Lambda col...

Modern Cosmology Mexican Simulations

8.6 Great

19

Joel Primack

Joel Primack is an American physicist at the University of California, Santa Cruz, notable for co-authoring the influent...

Modern American Cosmology Dark Matter

8.1 Great

20

Kent Ford

Kent Ford was an American astronomer and instrument builder whose spectrographs enabled Vera Rubin's galaxy rotation stu...

American Twentieth Century Dark Matter Spectroscopy

8.0 Great