Astronomers

1

Carl Sagan (1934-1996)

2

Nicolaus Copernicus (1473-1543)

3

Benjamin Banneker (1731-1806)

4

Edwin Hubble (1889-1953)

5

Johannes Kepler (1571-1630)

6

Ibn Al-haytham (965-1040)

7

Tycho Brahe (1546-1601)

8

Clyde Tombaugh (1906-1997)

9

Annie Jump Cannon (1863-1941)

10

Maria Mitchell (1818-1889)

11

Anders Celsius (1701-1744)

12

James Van Allen (1914-2006)

13

William Herschel (1738-1822)

14

George Mueller (1918-2015)

15

Caroline Herschel (1750-1848)

16

Henrietta Leavitt (1868-1921)

17

A E Douglass (1867-1962)

18

Giovanni Domenico Cassini (1625-1712)

19

Harlow Shapley (1885-1972)

20

Phil Plait, 58

21

Brian O'Leary (1940-2011)

22

Giovanni Schiaparelli (1835-1910)

23

Nancy Grace Roman (1925-2018)

24

Nasir Al-din Al-Tusi (1201-1274)

25

Percival Lowell (1855-1916)

26

Jan Oort (1900-1992)

27

Ulugh Beg (1394-1449)

28

Andrea Ghez, 57

29

Charles Smyth (1819-1900)

30

Otto Wilhelm Von Struve (1819-1905)

31

Jack Horkheimer (1938-2010)

32

Ole Romer (1644-1710)

33

David Rittenhouse (1732-1796)

34

Williamina Fleming (1857-1911)

35

John Herschel (1792-1871)

36

Ormsby M. Mitchel (1810-1862)

37

Norman Lockyer (1836-1920)

38

Grote Reber (1911-2002)

39

James Westphal (1930-2004)

40

41

Ernst Opik (1893-1985)

42

Russell W. Porter (1871-1949)

43

Robert Stawell Ball (1840-1913)

44

George Van Biesbroeck (1880-1974)

45

Edward Sabine (1788-1883)

46

William Harkness (1837-1903)

47

James E. Keeler (1857-1900)

48

Sheila Widnall, 84