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
Anders Celsius (1701-1744)
9
Maria Mitchell (1818-1889)
10
William Herschel (1738-1822)
11
Clyde Tombaugh (1906-1997)
12
James Van Allen (1914-2006)
13
Annie Jump Cannon (1863-1941)
14
Caroline Herschel (1750-1848)
15
Percival Lowell (1855-1916)
16
Charles Smyth (1819-1900)
17
Nasir Al-din Al-Tusi (1201-1274)
18
Nancy Grace Roman (1925-2018)
19
Henrietta Leavitt (1868-1921)
20
Phil Plait, 56
21
Ulugh Beg (1394-1449)
22
David Rittenhouse (1732-1796)
23
Giovanni Domenico Cassini (1625-1712)
24
Andrea Ghez, 56
25
John Herschel (1792-1871)
26
A E Douglass (1867-1962)
27
George Mueller (1918-2015)
28
Harlow Shapley (1885-1972)
29
Norman Lockyer (1836-1920)
30
Ole Romer (1644-1710)
31
James E. Keeler (1857-1900)
32
Jan Oort (1900-1992)
33
Ormsby M. Mitchel (1810-1862)
34
Williamina Fleming (1857-1911)
35
James Westphal (1930-2004)
36
Grote Reber (1911-2002)
37
Ernst Opik (1893-1985)
38
Russell W. Porter (1871-1949)
39
George Van Biesbroeck (1880-1974)
40
Robert Stawell Ball (1840-1913)
41
William Harkness (1837-1903)
42
Edward Sabine (1788-1883)
43
Brian O'Leary (1940-2011)
44
Jack Horkheimer (1938-2010)
45
Sheila Widnall, 83
46
Giovanni Schiaparelli (1835-1910)
47
Vytautas Straizys, 85
48
Otto Wilhelm Von Struve (1819-1905)