swap_horiz Percival Lowell 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

Bohdan Paczynski

Bohdan Paczynski was a twentieth-century Polish astronomer who made significant contributions to astrophysics. His resea...

Polish Twentieth Century Gamma Rays Microlensing

9.6 Brilliant

3

Jan Oort

Jan Oort was a twentieth-century Dutch astronomer whose work fundamentally shaped our understanding of the Milky Way gal...

Dutch Twentieth Century Galactic Oort Cloud

9.4 Excellent

4

Dame Margaret Burbidge

Dame Margaret Burbidge fundamentally advanced our understanding of stellar evolution and galactic chemical enrichment. H...

Twentieth Century Women Galaxies Nucleosynthesis

9.4 Excellent

5

Lyman Spitzer

Lyman Spitzer Jr. was an American astronomer renowned for his pioneering research into interstellar space and plasma phy...

American Space Twentieth Century Interstellar

9.3 Excellent

6

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

7

Willy Fowler

Willy Fowler was a prominent twentieth-century astronomer specializing in nuclear astrophysics. His groundbreaking resea...

Twentieth Century Nucleosynthesis Stellar Nobel

9.1 Excellent

8

Martin Ryle

Martin Ryle was a twentieth-century British astronomer renowned for his pioneering work in radio astronomy. He fundament...

Radio Twentieth Century Nobel Interferometry

9.0 Excellent

9

Vesto Slipher

Vesto Slipher was a twentieth-century astronomer renowned for his meticulous spectroscopic measurements of spiral nebula...

Twentieth Century Galaxies Spectroscopy Redshift

8.9 Great

10

Donald Lynden-Bell

Donald Lynden-Bell was a twentieth-century British astronomer renowned for his groundbreaking work on galactic structure...

British Twentieth Century Black Holes Galactic

8.9 Great

11

Robert Dicke

Robert Dicke was a prominent 20th-century American astronomer specializing in cosmology. He significantly contributed to...

American Cosmology Twentieth Century Cmb

8.9 Great

12

John Bahcall

John Bahcall was an American astrophysicist whose solar models framed the solar neutrino problem and who helped develop...

History Theory Twentieth Century Stellar

8.6 Great

13

Clyde Tombaugh

Clyde Tombaugh was an American astronomer whose meticulous work led to the discovery of Pluto in 1930. Utilizing photogr...

American Planetary Twentieth Century Pluto

8.3 Great

14

Bernard Lovell

Bernard Lovell was a twentieth-century British astronomer instrumental in developing radio astronomy. He established the...

Radio British Observatory Twentieth Century

8.2 Great

15

Gerard de Vaucouleurs

Gerard de Vaucouleurs was a French astronomer who extended galaxy classification and co-authored the 1991 Third Referenc...

History Twentieth Century Classification Galaxies

8.2 Great

16

W. Kent Ford Jr.

W. Kent Ford Jr. was an American astronomer whose image-tube spectrographs helped Vera Rubin measure 1970s galaxy rotati...

History Instrumentation Twentieth Century Dark Matter

7.8 Good

17

Minoru Oda

Minoru Oda was a Japanese astrophysicist who invented the modulation collimator for X-ray astronomy and developed Hakuch...

History Space Observational Twentieth Century

7.6 Good

18

Patrick Moore

Patrick Moore was a British amateur astronomer and broadcaster who hosted BBC's The Sky at Night from its 1957 debut unt...

History Lunar Observational Twentieth Century

7.5 Good

19

Priscilla Fairfield Bok

Priscilla Fairfield Bok was an American astronomer who collaborated with Bart Bok on Milky Way structure and co-authored...

History Observational Twentieth Century Milky Way

7.3 Good

20

Antoinette de Vaucouleurs

Antoinette de Vaucouleurs was a French astronomer who helped compile the Reference Catalogue of Bright Galaxies, from th...

History Twentieth Century Classification Galaxies

6.9 Fair