| Crater |
Diameter |
Eponym |
| Palisa |
33 km |
Johann Palisa (1848–1925) |
| Palitzsch |
41 km |
Johann Georg Palitzsch (1723–1788) |
| Pallas |
46 km |
Peter Simon Pallas (1741–1811) |
| Palmieri |
40 km |
Luigi Palmieri (1807–1896) |
| Paneth |
65 km |
Friedrich Adolf Paneth (1887–1958) |
| Pannekoek |
71 km |
Anton Pannekoek (1873–1960) |
| Papaleksi |
97 km |
Nikolaj Dmitrievich Papaleksi (1880–1947) |
| Paracelsus |
83 km |
Theophrastus Bombastus von Hohenheim (1493–1541) |
| Paraskevopoulos |
94 km |
John Stefanos Paraskevopoulos (1889–1951) |
| Parenago |
93 km |
Pavel Petrovich Parenago (1906–1960) |
| Parkhurst |
96 km |
John Adelbert Parkhurst (1861–1925) |
| Parrot |
70 km |
Johann Jacob Friedrich Wilhelm Parrot (1792–1840) |
| Parry |
47 km |
William Edward Parry (1790–1855) |
| Parsons |
40 km |
John Whiteside Parsons (1914–1952) |
| Pascal |
115 km |
Blaise Pascal (1623–1662) |
| Paschen |
124 km |
Friedrich Paschen (1865–1940) |
| Pasteur |
224 km |
Louis Pasteur (1822–1895) |
| Patricia |
5 km |
(English female name) |
| Patsaev |
55 km |
Viktor Ivanovich Patsayev (1933–1971) |
| Pauli |
84 km |
Wolfgang Pauli (1900–1958) |
| Pavlov |
148 km |
Ivan Petrovich Pavlov (1849–1936) |
| Pawsey |
60 km |
Joseph Lade Pawsey (1908–1962) |
| Peary |
73 km |
Robert Edwin Peary (1856–1920) |
| Pease |
38 km |
Francis G. Pease (1881–1938) |
| Peek |
12 km |
Bertrand Meigh Peek (1891–1965) |
| Peirce |
18 km |
Benjamin Peirce (1809–1880) |
| Peirescius |
61 km |
Nicolas-Claude Fabri de Peiresc (1580–1637) |
| Pentland |
56 km |
Joseph Barclay Pentland (1797–1873) |
| Perel'man |
46 km |
Yakov I. Perelman (1882–1942) |
| Perepelkin |
97 km |
Evgenij J. Perepelkin (1906–1940) |
| Perkin |
62 km |
Richard Scott Perkin (1906–1969) |
| Perrine |
86 km |
Charles Dillon Perrine (1867–1951) |
| Petavius |
188 km |
Denis Petau (1583–1652) |
| Petermann |
73 km |
August Heinrich Petermann (1822–1878) |
| Peters |
15 km |
Christian August Friedrich Peters (1806–1880) |
| Petit |
5 km |
Alexis Therese Petit (1771–1820) |
| Petrie |
33 km |
Robert Methven Petrie (1906–1966) |
| Petropavlovskiy |
63 km |
Boris Sergeevich Petropavlovskiy (1898–1933) |
| Petrov |
49 km |
Evgenij S. Petrov (1900–1942) |
| Pettit |
35 km |
Edison Pettit (1889–1962) |
| Petzval |
90 km |
Joseph von Petzval (1807–1891) |
| Phillips |
122 km |
John Phillips (1800–1874) |
| Philolaus |
70 km |
Philolaus of Croton (flourished 400 BC) |
| Phocylides |
121 km |
Johannes Phocylides Holwarda (Jan Fokker) (1618–1651) |
| Piazzi |
134 km |
Giuseppe Piazzi (1746–1826) |
| Piazzi Smyth |
13 km |
Charles Piazzi Smyth (1819–1900) |
| Picard |
22 km |
Jean-Felix Picard (1620–1682) |
| Piccolomini |
87 km |
Alessandro Piccolomini (1508–1578) |
| Pickering |
15 km |
Edward Charles Pickering (1846–1919) |
| William Henry Pickering (1858–1938) |
| Pictet |
62 km |
Marc-Auguste Pictet-Turretin (1752–1825) |
| Pierazzo |
9 km |
Elisabetta Pierazzo (1963-2011) |
| Pikel'ner |
47 km |
Solomon Borisovich Pikelner (1921–1975) |
| Pilâtre |
50 km |
Jean-François Pilâtre de Rozier (1756–1785) |
| Pingré |
88 km |
Alexandre Guy Pingré (1711–1796) |
| Pirquet |
65 km |
Baron Guido von Pirquet (1880–1966) |
| Pitatus |
106 km |
Pietro Pitati (flourished c. 1500) |
| Pitiscus |
82 km |
Bartholemaeus Pitiscus (1561–1613) |
| Pizzetti |
44 km |
Paolo Pizzetti (1860–1918) |
| Plana |
44 km |
Baron Giovanni Antonio Amedeo Plana (1781–1864) |
| Planck |
314 km |
Max Karl Ernst Ludwig Planck (1858–1947) |
| Planté |
37 km |
Gaston Planté (1834–1889) |
| Plaskett |
109 km |
John Stanley Plaskett (1865–1941) |
| Plato |
109 km |
Plato (c. 428-c. 347 BC) |
| Playfair |
47 km |
John Playfair (1748–1819) |
| Plinius |
43 km |
Pliny the Elder (23-79) |
| Plummer |
73 km |
Henry Crozier Keating Plummer (1875–1946) |
| Plutarch |
68 km |
Plutarch (c. 46-c. 120) |
| Poczobutt |
195 km |
Martin Odlanicky Poczobutt (1728–1810) |
| Pogson |
50 km |
Norman Robert Pogson (1829–1891) |
| Poincaré |
319 km |
Jules Henri Poincaré (1854–1912) |
| Poinsot |
68 km |
Louis Poinsot (1777–1859) |
| Poisson |
42 km |
Siméon Denis Poisson (1781–1840) |
| Polybius |
41 km |
Polybius (c. 204-c. 122 BC) |
| Polzunov |
67 km |
Ivan Ivanovich Polzunov (1728–1766) |
| Pomortsev |
23 km |
Mikhail Mikhailovich Pomortsev (1851–1916) |
| Poncelet |
69 km |
Jean-Victor Poncelet (1788–1867) |
| Pons |
41 km |
Jean-Louis Pons (1761–1831) |
| Pontanus |
57 km |
Giovanni Gioviani Pontano (1427–1503) |
| Pontécoulant |
91 km |
Philippe Gustave Doulcet, Comte De Pontécoulant (1795–1874) |
| Popov |
65 km |
Aleksander Stepanovich Popov (1859–1905) |
| C. Popov (1880–1966) |
| Porter |
51 km |
Russell Williams Porter (1871–1949) |
| Posidonius |
95 km |
Posidonius (c. 135-c. 51 BC) |
| Poynting |
128 km |
John Henry Poynting (1852–1914) |
| Prager |
60 km |
Richard A. Prager (1884–1945) |
| Prandtl |
91 km |
Ludwig Prandtl (1875–1953) |
| Priestley |
52 km |
Joseph Priestley (1733–1804) |
| Prinz |
46 km |
Wilhelm Prinz (1857–1910) |
| Priscilla |
1.8 km |
(Latin female name) |
| Proclus |
28 km |
Proclus Diadochus (410-485) |
| Proctor |
52 km |
Mary Proctor (1862–1957) |
| Protagoras |
21 km |
Protagoras (c. 481-c. 411 BC) |
| Ptolemaeus |
164 km |
Ptolemy (c. 87-150) |
| Puiseux |
24 km |
Pierre Puiseux (1855–1928) |
| Pupin |
2 km |
Mihajlo Idvorski Pupin (1858–1935) |
| Purbach |
115 km |
Georg Purbach (1423–1461) |
| Purkyně |
48 km |
Jan Evangelista Purkyně (1787–1869) |
| Pythagoras |
142 km |
Pythagoras (flourished c. 532 BC) |
| Pytheas |
20 km |
Pytheas (born c. 308 BC) |