swap_horiz Allan Sandage Alternatives

1

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

2

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

3

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

4

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

5

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

6

Jeremiah Ostriker

Jeremiah Ostriker is an American astrophysicist whose work shaped modern ideas on dark matter, intergalactic gas, and ga...

Modern American Cosmology Galaxies

8.8 Great

7

Harlow Shapley

Harlow Shapley was an American astronomer who used globular clusters in 1918 to place the Sun away from the Milky Way's...

American Twentieth Century Clusters Galactic

8.7 Great

8

Eugene Shoemaker

Eugene Shoemaker was an American geologist and planetary scientist who founded astrogeology and co-discovered Comet Shoe...

American Planetary Twentieth Century Impacts

8.7 Great

9

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

10

Robert Leighton

Robert Leighton was a prominent American physicist at Caltech noted for designing innovative telescopes and conducting e...

American Infrared Twentieth Century Surveys

8.7 Great

11

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

12

R. Brent Tully

R. Brent Tully is an American astronomer at the University of Hawaii notable for co-developing the Tully-Fisher relation...

Modern American Galaxies Distance Scale

8.6 Great

13

Wendy Freedman

Wendy Freedman is a Canadian American astronomer known for leading the Hubble Space Telescope Key Project measuring the...

Modern Cosmology Women Distance Scale

8.5 Great

14

David Spergel

David Spergel is an American astrophysicist known for interpreting WMAP data and constraining the age, composition, and...

Modern American Cosmology Cmb

8.4 Great

15

Clyde Tombaugh

Clyde Tombaugh was an American astronomer who discovered Pluto at Lowell Observatory in Arizona in 1930 through photogra...

American Planetary Twentieth Century Pluto

8.3 Great

16

Paul Steinhardt

Paul Steinhardt is an American theoretical cosmologist known for work on cosmic inflation, quintessence, and cyclic mode...

Modern American Cosmology Inflation

8.3 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

Robert Kirshner

Robert Kirshner is an American astronomer whose supernova work helped establish the accelerating universe and earned him...

Modern American Cosmology Supernovae

8.2 Great

19

Herbert Friedman

Herbert Friedman was an American physicist whose rocket experiments helped found solar X-ray astronomy and ultraviolet a...

American Solar Twentieth Century X Ray

8.1 Great

20

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