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