| Crater |
Diameter |
Eponym |
| Baade |
55 km |
Walter Baade (1893–1960) |
| Babakin |
20 km |
Georgij N. Babakin (1914–1971) |
| Babbage |
143 km |
Charles Babbage (1792–1871) |
| Babcock |
99 km |
Harold D. Babcock (1882–1968) |
| Back |
35 km |
Ernst Emil Alexander Back (1881–1959) |
| Backlund |
75 km |
Oskar Backlund (1846–1916) |
| Baco |
69 km |
Roger Bacon (c. 1214 – c. 1294) |
| Baillaud |
89 km |
Benjamin Baillaud (1848–1934) |
| Bailly |
287 km |
Jean Sylvain Bailly (1736–1793) |
| Baily |
26 km |
Francis Baily (1774–1844) |
| Balandin |
12 km |
Aleksei Aleksandrovich Balandin (1898–1967) |
| Balboa |
69 km |
Vasco Núñez de Balboa (1475–1519) |
| Baldet |
55 km |
Fernand Baldet (1885–1964) |
| Ball |
41 km |
William Ball (unknown-1690). |
| Balmer |
138 km |
Johann Balmer (1825–1898) |
| Banachiewicz |
92 km |
Tadeusz Banachiewicz (1882–1954) |
| Bancroft |
13 km |
Wilder Dwight Bancroft (1867–1953) |
| Banting |
5 km |
Frederick Banting (1891–1941) |
| Barbier |
66 km |
Daniel Barbier (1907–1965) |
| Barkla |
42 km |
Charles Glover Barkla (1877–1944) |
| Barnard |
105 km |
Edward Emerson Barnard (1857–1923) |
| Barocius |
82 km |
Francesco Barocius (fl. 1570) |
| Barringer |
68 km |
Daniel Barringer (1860–1929) |
| Barrow |
92 km |
Isaac Barrow (1630–1677) |
| Bartels |
55 km |
Julius Bartels (1899–1964) |
| Bawa |
1 km |
(African male name) |
| Bayer |
47 km |
Johann Bayer (1572–1625) |
| Beals |
48 km |
Carlyle Smith Beals (1899–1979) |
| Beaumont |
53 km |
Léonce Élie de Beaumont (1798–1874) |
| Becquerel |
65 km |
Henri Becquerel (1852–1908) |
| Bečvář |
67 km |
Antonin Becvar (1901–1965) |
| Beer |
9 km |
Wilhelm Beer (1797–1850) |
| Behaim |
55 km |
Martin Behaim (1459–1507) |
| Beijerinck |
70 km |
Martinus Willem Beijerinck (1851–1931) |
| Beketov |
8 km |
Nikolay Nikolayevich Beketov (1827–1911) |
| Béla |
11 km |
(Slavic female name) |
| Bel'kovich |
214 km |
Igor Vladimirovich Bel'kovich (1904–1949) |
| Bell |
86 km |
Alexander Graham Bell (1847–1922) |
| Bellinsgauzen |
63 km |
Fabian Gottlieb von Bellingshausen (1778–1852) |
| Bellot |
17 km |
Joseph René Bellot (1826–1853) |
| Belopol'skiy |
59 km |
Aristarkh Belopolsky (1854–1934) |
| Belyaev |
54 km |
Pavel Ivanovich Belyaev (1925–1970) |
| Benedict |
14 km |
Francis Gano Benedict (1870–1957) |
| Bergman |
21 km |
Torbern Olof Bergman (1735–1784) |
| Bergstrand |
43 km |
Carl Östen Emanuel Bergstrand (1873–1948) |
| Berkner |
86 km |
Lloyd Viel Berkner (1905–1967) |
| Berlage |
92 km |
Hendrik Petrus Berlage (1896–1968) |
| Bernoulli |
47 km |
Jacques Bernoulli (1654–1705) |
| Jean Bernoulli (1667–1748) |
| Berosus |
74 km |
Berosus the Chaldean (died c. 250 BC) |
| Berzelius |
50 km |
Jöns Jakob Berzelius (1779–1848) |
| Bessarion |
10 km |
Johannes Bessarion (c. 1369 – 1472) |
| Bessel |
15 km |
Friedrich Wilhelm Bessel (1784–1846) |
| Bettinus |
71 km |
Mario Bettinus (1582–1657) |
| Bhabha |
64 km |
Homi Jehangir Bhabha (1909–1966) |
| Bianchini |
38 km |
Francesco Bianchini (1662–1729) |
| Biela |
76 km |
Wilhelm von Biela (1782–1856) |
| Bilharz |
43 km |
Theodore Maximilian Bilharz (1825–1862) |
| Billy |
45 km |
Jacques de Billy (1602–1679) |
| Bingham |
33 km |
Hiram Bingham III (1875–1956) |
| Biot |
12 km |
Jean-Baptiste Biot (1774–1862) |
| Birkeland |
82 km |
Olaf Kristian Birkeland (1867–1917) |
| Birkhoff |
345 km |
George D. Birkhoff (1884–1944) |
| Birmingham |
92 km |
John Birmingham (1816–1884) |
| Birt |
16 km |
William Radcliffe Birt (1804–1881) |
| Bi Sheng |
55 km |
Bi Sheng (990–1051) |
| Bjerknes |
48 km |
Vilhelm Frimann Koren Bjerknes (1862–1951) |
| Black |
18 km |
Joseph Black (1728–1799) |
| Blackett |
141 km |
Patrick Maynard Stuart Blackett (1897–1974) |
| Blagg |
5 km |
Mary Adela Blagg (1858–1944) |
| Blancanus |
117 km |
Giuseppe Biancani (1566–1624) |
| Blanchard |
40 km |
Jean-Pierre Blanchard (1753–1809) |
| Blanchinus |
61 km |
Giovanni Bianchini (fl. 1458) |
| Blazhko |
54 km |
Sergei Nikolaevich Blazhko (1870–1956) |
| Bliss |
20 km |
Nathaniel Bliss (1700–1764) |
| Bobillier |
6 km |
Étienne Bobillier (1798–1840) |
| Bobone |
31 km |
Jorge Bobone (1901–1958) |
| Bode |
18 km |
Johann Elert Bode (1747–1826) |
| Boethius |
10 km |
Boethius (c. 480 – 524) |
| Boguslawsky |
97 km |
Palm Heinrich Ludwig von Boguslawski (1789–1851) |
| Bohnenberger |
33 km |
Johann Gottlob Friedrich von Bohnenberger (1765–1831) |
| Bohr |
71 km |
Niels H. D. Bohr (1885–1962) |
| Bok |
45 km |
Priscilla Fairfield Bok (1896–1975) |
| Bart J. Bok (1906–1983) |
| Boltzmann |
76 km |
Ludwig E. Boltzmann (1844–1906) |
| Bolyai |
135 km |
János Bolyai (1802–1860) |
| Bombelli |
10 km |
Raphael Bombelli (1526–1572) |
| Bondarenko |
30 km |
Valentin V. Bondarenko (1937–1961) |
| Bonpland |
60 km |
Aimé Bonpland (1773–1858) |
| Boole |
63 km |
George Boole (1815–1864) |
| Borda |
44 km |
Jean Charles Borda (1733–1799) |
| Borel |
4 km |
Félix Édouard Émile Borel (1871–1956) |
| Boris |
10 km |
(Russian male name) |
| Borman |
50 km |
Frank Borman (born 1928) |
| Born |
14 km |
Max Born (1882–1970) |
| Borya |
0.4 km |
Russian male name |
| Bosch |
18.6 km |
Carl Bosch (1874–1940) |
| Boscovich |
46 km |
Ruggiero Giuseppe Boscovich (1711–1787) |
| Bose |
91 km |
Jagadish Chandra Bose (1858–1937) |
| Boss |
47 km |
Lewis Boss (1846–1912) |
| Bouguer |
22 km |
Pierre Bouguer (1698–1758) |
| Boussingault |
142 km |
Jean Baptiste Boussingault (1802–1887) |
| Bowditch |
40 km |
Nathaniel Bowditch (1773–1848) |
| Bowen |
8 km |
Ira Sprague Bowen (1898–1973) |
| Boyle |
57 km |
Robert Boyle (1627–1691) |
| Brackett |
8 km |
Frederick Sumner Brackett (1896–1988) |
| Bragg |
84 km |
William Henry Bragg (1862–1942) |
| Brashear |
55 km |
John Alfred Brashear (1840–1920) |
| Braude |
10.5 km |
Semion Braude (1911–2003) |
| Brayley |
14 km |
Edward William Brayley (1801–1870) |
| Bredikhin |
59 km |
Fedor Aleksandrovich Bredikhin (1831–1904) |
| Breislak |
49 km |
Scipione Breislak (1748–1826) |
| Brenner |
97 km |
Leo Brenner (1855–1928) |
| Brewster |
10 km |
David Brewster (1781–1868) |
| Brianchon |
134 km |
Charles Julien Brianchon (1783–1864) |
| Bridgman |
80 km |
Percy Williams Bridgman (1882–1961) |
| Briggs |
37 km |
Henry Briggs (1561–1630) |
| Brisbane |
44 km |
Sir Thomas Brisbane (1770–1860) |
| Bronk |
64 km |
Detlev Wulf Bronk (1897–1975) |
| Brouwer |
158 km |
Dirk Brouwer (1902–1966) |
| Luitzen Egbertus Jan Brouwer (1881–1968) |
| Brown |
34 km |
Ernest William Brown (1866–1938) |
| Bruce |
6 km |
Catherine Wolfe Bruce (1816–1900) |
| Brunner |
53 km |
William Otto Brunner (1878–1958) |
| Buch |
53 km |
Christian Leopold von Buch (1774–1853) |
| Buffon |
106 km |
Georges-Louis Leclerc, Comte de Buffon (1707–1788) |
| Buisson |
56 km |
Henri Buisson (1873–1944) |
| Bullialdus |
60 km |
Ismael Bullialdus (1605–1694) |
| Bunsen |
52 km |
Robert Bunsen (1811–1899) |
| Burckhardt |
56 km |
Johann Karl Burckhardt (1773–1825) |
| Bürg |
39 km |
Johann Tobias Bürg (1766–1834) |
| Burnham |
24 km |
Sherburne Wesley Burnham (1838–1921) |
| Büsching |
52 km |
Anton Friedrich Büsching (1724–1793) |
| Butlerov |
40 km |
Aleksandr M. Butlerov (1828–1886) |
| Buys-Ballot |
55 km |
C. H. D. Buys Ballot (1817–1890) |
| Byrd |
93 km |
Richard E. Byrd (1888–1957) |
| Byrgius |
87 km |
Joost Bürgi (1552–1632) |