Carl Sagan (1934-1996)
Astronomer
1
Benjamin Banneker (1731-1806)
2
Nicolaus Copernicus (1473-1543)
3
Ibn Al-haytham (965-1040)
4
Tycho Brahe (1546-1601)
5
Edwin Hubble (1889-1953)
6
Maria Mitchell (1818-1889)
7
Johannes Kepler (1571-1630)
8
Phil Plait, 59
9
James Van Allen (1914-2006)
10
Clyde Tombaugh (1906-1997)
11
Annie Jump Cannon (1863-1941)
12
Caroline Herschel (1750-1848)
13
William Herschel (1738-1822)
14
Anders Celsius (1701-1744)
15
Ole Romer (1644-1710)
16
Percival Lowell (1855-1916)
17
Harlow Shapley (1885-1972)
18
Henrietta Leavitt (1868-1921)
19
Brian O'Leary (1940-2011)
20
Giovanni Schiaparelli (1835-1910)
21
James Westphal (1930-2004)
22
Nancy Grace Roman (1925-2018)
23
Ulugh Beg (1394-1449)
24
Nasir Al-din Al-Tusi (1201-1274)
25
Charles Smyth (1819-1900)
26
George Mueller (1918-2015)
27
A E Douglass (1867-1962)
28
Giovanni Domenico Cassini (1625-1712)
29
Andrea Ghez, 58
30
Ormsby M. Mitchel (1810-1862)
31
David Rittenhouse (1732-1796)
32
Otto Wilhelm Von Struve (1819-1905)
33
Williamina Fleming (1857-1911)
34
Jan Oort (1900-1992)
35
Norman Lockyer (1836-1920)
36
John Herschel (1792-1871)
37
Grote Reber (1911-2002)
38
39
Ernst Opik (1893-1985)
40
Robert Stawell Ball (1840-1913)
41
Russell W. Porter (1871-1949)
42
George Van Biesbroeck (1880-1974)
43
Edward Sabine (1788-1883)
44
William Harkness (1837-1903)
45
James E. Keeler (1857-1900)
46
Jack Horkheimer (1938-2010)
47
Sheila Widnall, 85
48
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