swap_horiz Robert Williams Alternatives

1

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

2

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

3

Stan Woosley

Stan Woosley is a prominent modern American astronomer specializing in supernovae and gamma-rays. His research significa...

Modern American Supernovae Gamma Rays

9.0 Excellent

4

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

5

Neil Gehrels

Neil Gehrels was a prominent American astronomer specializing in gamma-ray astronomy. His work centered on studying shor...

Modern American Space Gamma Rays

8.9 Great

6

Gerry Neugebauer

Gerry Neugebauer was a prominent 20th-century American astronomer specializing in infrared observations. His research si...

American Infrared Twentieth Century Surveys

8.9 Great

7

Shrinivas Kulkarni

Shrinivas Kulkarni is a prominent modern astronomer specializing in observational studies of pulsars supernovae and tran...

Modern Observational Pulsars Supernovae

8.9 Great

8

Allan Rex Sandage

American astronomer who succeeded Edwin Hubble at Palomar Observatory, spent decades refining the Hubble constant, and m...

American Cosmology Observational Mid 20TH Century

8.6 Great

9

Alexei Filippenko

Alexei Filippenko is an American astronomer known for supernova research and his role in teams that found the accelerati...

Modern American Observational Supernovae

8.1 Great

10

Edward Barnard

American astronomer who in 1916 identified Barnard's Star, which holds the record for the highest proper motion of any k...

American 19TH Century Observational Comets

7.9 Good

11

Asaph Hall

American astronomer who in 1877 discovered the two moons of Mars, Phobos and Deimos, using the 26-inch refractor at the...

American 19TH Century Observational Planetary

7.3 Good

12

Walter Adams

American astronomer and director of Mount Wilson Observatory who in 1925 spectroscopically confirmed Sirius B as a white...

American Early 20TH Century Observational Spectroscopy

7.1 Good

13

Pieter van Dokkum

Dutch-American astronomer at Yale University who discovered ultra-diffuse galaxies and has studied the stellar populatio...

Modern Observational Dutch American Galaxy Evolution

7.1 Good

14

Henrietta Hill Swope

American astronomer at the Carnegie Institution who made key contributions to calibrating the extragalactic distance sca...

American Observational Photometry Mid 20TH Century

6.7 Fair

15

Adam Burgasser

American astronomer at UC San Diego and a leading expert on brown dwarfs, contributing to the classification of L, T, an...

Modern American Observational Brown Dwarfs

6.7 Fair

16

Jason Wang

American astronomer known for direct imaging of exoplanets, including producing astrometric orbital animations of the mu...

Modern American Observational Exoplanets

6.6 Fair

17

Lewis Boss

American astronomer (1846–1912) who directed the Dudley Observatory and compiled the General Catalogue of 33,342 stars,...

American 19TH Century Observational Star Catalog

6.4 Fair

18

Dorothea Klumpke

American-born astronomer who in 1893 became the first woman to earn a doctorate in astronomy from the University of Pari...

American 19TH Century Observational Pioneering Woman

6.4 Fair

19

Brendan Bowler

American astronomer at the University of Texas at Austin, known for high-contrast imaging surveys that directly detect a...

Modern American Observational Exoplanets

6.4 Fair

20

Geoff Marcy

American astronomer who with Paul Butler discovered dozens of exoplanets in the 1990s and 2000s, making him one of the m...

Modern American Observational Exoplanets

5.5 Mediocre