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P 11 - Spacecraft - Technology - - USA P 72 - Spacecraft - Technology - Military - USA P 76 - Spacecraft - Technology - Communications - USA P 90 - Spacecraft - Technology - - USA - See APEX P-100 - Intercontinental cruise missile - Russia P-14 - Spacecraft - Solar - - USA P-205 - Intermediate range cruise missile - Russia P-6 - Intermediate range cruise missile - Russia P-7 - Rocket Engine - USA - N2O4/Aerozine-50 propellant P-750 - Intermediate range cruise missile - Russia P230 - Rocket Engine - France - Solid propellant P241 - Rocket Engine - France - Solid propellant P320 - Rocket Engine - USA/Germany - Lox/LH2 propellant P4 - Rocket Engine - France - Solid propellant P4-1 - Rocket Engine - USA - Lox/Kerosene propellant - See LR64 P5 Hall thruster - Rocket Engine - USA - Electric/Xenon propellant P6 - Rocket Engine - France - Solid propellant P78-2 - Rocket Engine - USA - Electric/Xenon propellant P80 - Rocket Engine - Italy - Solid propellant P87-2 - Spacecraft - Technology - - USA - See Stacksat P87-2 P8E-9 - Rocket Engine - USA - Nitric acid/UDMH propellant P9.5 - Rocket Engine - France - Solid propellant P91-1 - Spacecraft - Technology - Ion engine - USA - See ARGOS Pabst - Otto Pabst - German Ramjet expert - PAC - Spacecraft - Technology - - USA PAC-3 - Anti-ballistic missile - - See Patriot Pace - Frank Pace, Jr - American Manager - Pacific Ocean - Sea Launch Area in operated by . Padalka - Gennadi Ivanovich Padalka - Russian Pilot Cosmonaut - Air Force Group 10 - 1989 PAET - Spacecraft - Technology - Military - USA Paetz - Robert Heinrich Karl Paetz - German Rocket engineer - Page - Edgar Page - Irish Manager - Pageos - Spacecraft - Earth - Geodetic - USA Pailes - William Arthur Pailes - American Manned Spaceflight Engineer Astronaut - DoD Group 2 - 1982 Paine - Thomas O Paine - American Manager - Paiute Tomahawk - rocket - See Tomahawk Sandia Pak - Zinoviy Petrovich Pak - Russian Engineer - Pakhomov - A K Pakhomov - Test pilot - Pakistan - Pakistani space history Pakistani space history - - See Pakistan Palaoro - Hans Rudolf Palaoro - German Rocket engineer - Palapa - Space Project - Communications - Pallada - Spacecraft - Communications - - Russia Pallo - Vladimir Vladimirovich Pallo - Russian Engineer - Palmachim - Orbital Launch Site in Israel. Palmdale Omni DZ - Air Drop Zone in operated by . Pameungpeuk - Suborbital Launch Site in Indonesia operated by . PAMS - Spacecraft - Technology - - USA Pan Zhanchun - Pan Zhanchun - Chinese Pilot Yuhangyuan - China Group 1 - 1998 Panama - Panamanian space history Panamanian space history - - See Panama Panamsat - Space Project - Communications - Panchenko - Yevgeniy Ivanovich Panchenko - Russian Military Officer - Pantera - Sounding rocket - Norway Paracone - Spacecraft - Manned - Bailout - USA Parazynski - Dr Scott Edward Parazynski - American Mission Specialist Astronaut - NASA Group 14 - 1992 PARCAE - Spacecraft - SIGINT - Naval reconnaisance - USA - See NOSS Parin - Vasili Vasilyevich Parin - Russian Scientist - Paris Gun - Short range ballistic missile - Germany Parise - Dr Ronald Anthony (Ron) Parise - American Payload Specialist Astronaut - Parker - Dr Robert Alan Ridley (Bob) Parker - American Mission Specialist Astronaut - NASA Group 6 - 1967 Parks - Robert J Parks - American Manager - Parom - Spacecraft - Manned - Logistics - Russia Parsons - John "Jack" Marvel Whiteside Parsons - American Engineer - Parsons John - John F Parsons - American Manager - Parus - Spacecraft - Navigation - - Russia Pashkov - Georgi Nikolayevich Pashkov - Russian Government Official - Passive Aerodynamically Stabilized Magnetically Damped Satellite - Spacecraft - Technology - - USA - See PAMS Patat - Frederic Patat - French Payload Specialist Astronaut - Pathfinder - Spacecraft - Manned - Spaceplane - USA Pathfinder - Winged orbital launch vehicle - USA Paton - Boris Yevgenyevich Paton - Russian Engineer - Patrick - Nicholas James MacDonald Patrick - British American Mission Specialist Astronaut - NASA Group 17 - 1998 Patrick AFB - Orbital Launch Site in USA. - See Cape Canaveral Patriot - - Patriot - Surface-to-air missile - USA Patsayev - Viktor Ivanovich Patsayev - Russian Engineer Cosmonaut - Energia Engineer Group 2 - 1967 Patt - Kurt Paul Erich Patt - German Rocket engineer - Patterson - William Howell Patterson - American Engineer - Pauer - Walter Pauer - German Thermodynamics expert - Paul - Hans Paul - German Rocket engineer - Paup - John W Paup - American - Pawelczyk - James Anthony 'Jim' Pawelczyk - American Payload Specialist Astronaut - Payette - Julie Payette - Canadian Mission Specialist Astronaut - Canada Group 2 - 1992, NASA Group 16 - 1996 Payload Launch Vehicle - Target missile - USA - See Minuteman Payload Specialist - Astronaut training group Payton - Gary Eugene Payton - American Manned Spaceflight Engineer Astronaut - DoD Group 1 - 1979 PC-2 - Gun-launched orbital launch vehicle - Iraq - See Babylon Gun Pchela - Spacecraft - Communications - Military Store-dump - Russia - See Strela-2 PDP - Spacecraft - Earth - Magnetosphere - USA Peace-1 - - - See T-7 Peacekeeper - Intercontinental ballistic missile - USA Peacekeeper 1 - Rocket Engine - USA - Solid propellant Peenemuende - Suborbital Launch Site in Germany. Peery - David J Peery - American Engineer - Pegase - rocket - See Belier Pegasus - Spacecraft - Earth - Micrometeoroid - USA Pegasus - Air-launched orbital launch vehicle - USA Pegasus VTOVL - Spacecraft - Manned - Spacecraft - USA Pegasus VTOVL - SSTO orbital launch vehicle - USA Pegasus-1 - Rocket Engine - USA - Solid propellant Pegasus-2 - Rocket Engine - USA - Solid propellant Pegasus-3 - Rocket Engine - USA - Solid propellant Pegsat - Spacecraft - Earth - Magnetosphere - USA Pehle - Max Pehle - German Rocket technician - Pekdosan-1 - - - See Taepodong Pelczak - Oldrich Czecho Pelczak - Czech Pilot Cosmonaut - Intercosmos Group - 1976 Pellerin - Charles J Pellerin, Jr - American Manager - Penguin - Spacecraft - Manned - Space Suits - Russia Peole - Spacecraft - Communications - - France PEPL-70 - Rocket Engine - USA - Pepping - Raymond Austin Pepping - American Manager - Peralta y Fabi - Ricardo Peralta y Fabi - Mexican Payload Specialist Astronaut - Percheron - Low cost orbital launch vehicle - USA Perigee Orbit Transfer Motor - Rocket Engine - China - Solid propellant Perimeter - Strategic communications missile - - See MR-UR-100 Perimetr 15A11 - Strategic communications missile - - See MR-UR-100 Perkin - Richard S Perkin - American Manager - Perm - ICBM Base in Russia. - See Bershet Perrin - Philippe Perrin - French Mission Specialist Astronaut - CNES Group 2 - 1990, NASA Group 16 - 1996 Pershing - - Pershing - Intermediate range ballistic missile - USA Pershing 1B - - - See Pershing Pershing 2 St1 - Rocket Engine - USA - Solid propellant Pershing 2 St2 - Rocket Engine - USA - Solid propellant Pershing IA - - - See Pershing Pershing II - - - See Pershing Personal Rescue Enclosure - Spacecraft - Manned - Bailout - USA - See Rescue Ball Peru - Peruvian space history Peruvian space history - - See Peru Pervomaisk - ICBM Base in Ukraine operated by Russia. Peters - Heinrich Peters - German Professor - Petersen - Karl Petersen - German Rocket engineer - Petersen Forrest - Forrest Silas Petersen - American Pilot Test Pilot - Test Pilot (USAF) Peterson - Dr Donald Herod (Don) Peterson - American Mission Specialist Astronaut - USAF MOL Group 3 - 1967, NASA Group 7 - 1969 Peterson Bruce - Bruce A Peterson - American Pilot Test Pilot - Test Pilot (NASA) Petrel - - Petrel - Sounding rocket - UK Petrikov - IRBM Base in Belarus operated by Russia. Petrone - Rocco Petrone - American Manager - Petrov Boris - Boris Nikolayevich Petrov - Russian Scientist - Petrov Georgi - Georgi Ivanovich Petrov - Russian Scientist - Petrov V P - Vladimir Petrovich Petrov - Russian Engineer - Petrovskiy - Boris Vasilyevich Petrovskiy - Russian Government Official - Petrushenko - Aleksandr Yakovlevich Petrushenko - Ukrainian Pilot Cosmonaut - Air Force Group 3 - 1965 Pettit - Donald Roy Pettit - American Mission Specialist Astronaut - NASA Group 16 - 1996 Petzold - Walter Petzold - German Manager - Pezzi Suit - Spacecraft - Manned - Space Suits - Italy PF N204/Alumizine-1925k - Rocket Engine - USA - N2O4/Alumizine propellant PF N204/Alumizine-2300k - Rocket Engine - USA - N2O4/Alumizine propellant PF N204/UDMH-2165k - Rocket Engine - USA - N2O4/UDMH propellant PF N204/UDMH-2912k - Rocket Engine - USA - N2O4/UDMH propellant PF RP-1 - Rocket Engine - USA - Lox/Kerosene propellant PFS - Spacecraft - Planetary - Lunar Orbiter - USA PGM-11A - Short range ballistic missile - USA (US Department of Defence Designation) - See Redstone PGM-16A - Test vehicle - (US Department of Defence Designation) - See Atlas PGM-16B - Test vehicle - (US Department of Defence Designation) - See Atlas PGM-17A - Intermediate range ballistic missile - (US Department of Defence Designation) - See Delta PGM-19A - Intermediate range ballistic missile - USA (US Department of Defence Designation) - See Jupiter PH-D Proposal - Spacecraft - Manned - Mars Orbiter - USA PHAFO - Spacecraft - Manned - Space Suits - USA Phantom Cosmonaut - Astronaut training group Philippine space history - - See Philippines Philippines - Philippine space history Philips Robert - Dr Robert Ward Phillips - American Payload Specialist Astronaut - Phillips - John Lynch Phillips - American Mission Specialist Astronaut - NASA Group 16 - 1996 Phillips Franklyn - Franklyn W Phillips - American Manager - Phillips Samuel - Samuel C Phillips - American Manager - Phobos Expedition 88 - Spacecraft - Manned - Mars Expedition - USA Phoebus - Clifford P Phoebus - American Manager - Phoenix - Spacecraft - Planetary - Mars Lander - Phoenix - - - See SLS Phoenix C - SSTO orbital launch vehicle - USA Phoenix L - SSTO orbital launch vehicle - USA Phoenix M - SSTO orbital launch vehicle - USA Phoenix Mars Lander - Spacecraft - Planetary - Mars Lander - USA Phoenix Mars Scout - Spacecraft - Planetary - Mars Lander - USA - See Phoenix Mars Lander Pickering - William H Pickering - American Manager - Picosat - Spacecraft - Technology - - USA Pierce - John R Pierce - American Manager - Pilot - Spacecraft - Technology - - USA Piloted Gliding Spacecraft - Spacecraft - Manned - Spaceplane - Russia - See PKA Pilotiruemiy korabl - Spacecraft - Manned - Spacecraft - Russia - See Big Soyuz Pilotiruemiy korabl - Spacecraft - Manned - Spacecraft - Russia - See PK Pilyugin - Nikolai Alekseyevich Pilyugin - Russian Chief Designer - Pilz - Wolfgang Pilz - German Professor - Pilz Arthur - Arthur Pilz - German Rocket technician - Pinsk - IRBM Base in Belarus operated by Russia. Pion - Spacecraft - Earth - Atmosphere - Russia Pioneer - Spacecraft - - - Pioneer - Space Project - Planetary - Lunar Pioneer 0-1-2 - Spacecraft - Planetary - Lunar Orbiter - USA Pioneer 10-11 - Spacecraft - Planetary - Outer Planets - USA Pioneer 12 - Spacecraft - Planetary - Venus - USA Pioneer 13 - Spacecraft - Planetary - Venus - USA Pioneer 3-4 - Spacecraft - Planetary - Lunar Flyby - USA Pioneer 5 - Spacecraft - Solar - - USA Pioneer 6-7-8-9-E - Spacecraft - Solar - - USA Pioneer H - Spacecraft - - - Pioneer P 3 - Spacecraft - Planetary - Lunar Orbiter - USA Pioneer XP - Spacecraft - Manned - Spaceplane - USA Pioneering the Space Frontier - Spacecraft - Manned - Mars Expedition - USA Pioner - - (Launch System Designation) Pioner - Intermediate range ballistic missile - Russia Pioner UTTKh - - (Launch System Designation) - See Pioner Pioner-3 - - - See Pioner Pioner-3 - - (Launch System Designation) - See Pioner Pirs-1 - Spacecraft - Surveillance - Naval Radarsat - Russia Pirs-2 - Spacecraft - SIGINT - Naval reconnaisance - Russia Pisarev - Viktor Mikhailovich Pisarev - Russian Pilot Cosmonaut - Air Force Group 4 - 1967 Pitskhelauri - Lado Vladimirovich Pitskhelauri - Soviet Engineer Cosmonaut - Air Force Group 3 - 1965 PIX - Spacecraft - Technology - - USA PK - Spacecraft - Manned - Spacecraft - Russia PKA - Spacecraft - Manned - Spaceplane - Russia PL-04 - - - See RT-23 Planet-B - Spacecraft - Planetary - Mars Orbiter - Japan - See Nozomi Planetary Atmosphere Experiment Test - Spacecraft - Technology - Military - USA - See PAET Planetary Mission Module - Spacecraft - Manned - Mars Orbiter - USA Planetary Probes - article - Robot Planetary Explorers Planetary Society Mars Expedition 1983 - Spacecraft - Manned - Mars Expedition - USA Plasma Diagnostics Package - Spacecraft - Earth - Magnetosphere - USA - See PDP Plathe - Albert Plathe - German Engineer - Plato - Anti-ballistic missile - USA Plattsburgh AFB - ICBM Base in USA. Plazma-A - Spacecraft - Technology - Ion engine - Russia Plesetsk - Orbital Launch Site in Russia. Pleshakov - Petr Stepanovich Pleshakov - Russian Government Official - PLR - Spacecraft - Manned - Lunar Rover - USA Plug-Nozzle Pegasus - Rocket Engine - USA - Lox/LH2 propellant Plug-Nozzle Rombus - Rocket Engine - USA - Lox/LH2 propellant Plug-Nozzle SASSTO - Rocket Engine - USA - Lox/LH2 propellant Plug-Nozzle SERV - Rocket Engine - USA - Lox/LH2 propellant Plunge - IRBM Base in Lithuania operated by Russia. Pluto - Intercontinental cruise missile - USA - See SLAM Pluton - Short range ballistic missile - France PLV - Target missile - USA - See Minuteman PMG - Spacecraft - Technology - Tether - USA Pobeda - - - See R-5 Pobeda - Intermediate range ballistic missile - Russia - See R-5 Pobeda - Intermediate range ballistic missile - Russia (Launch System Designation) - See R-5 Pobedonostsev - Yuri Aleksandrovich Pobedonostsev - Russian Engineer - Poehlmann - Moritz Poehlmann - German Engineer - Poeschel - Poeschel - German Engineer - Poggensee - Sounding rocket - Germany Pogo Hi - rocket - See Deacon POGS - Spacecraft - Technology - - USA - See Stacksat P87-2 Pogue - William Reid (Bill) Pogue - American Pilot Astronaut - NASA Group 5 - 1966 Poindexter - Alan Goodwin Poindexter - American Pilot Astronaut - NASA Group 17 - 1998 Point Arguello - Suborbital Launch Site in USA. Point Arguello WADZ - Air Drop Zone in operated by . Point Barrow - Suborbital Launch Site in USA. Point Mugu - Suborbital Launch Site in USA. Poker Flat - Suborbital Launch Site in USA. Pokrovskiy - Aleksei Vasilyevich Pokrovskiy - Russian Military Officer - Pokrovskiy Boris - Boris Antolyevich Pokrovskiy - Russian Military Officer - Poland - Polish space history Polansky - Mark Lewis 'Roman' Polansky - American Pilot Astronaut - NASA Group 16 - 1996 Polar - Spacecraft - Earth - Magnetosphere - USA Polar Beacon Experiment & Auroral Research - Spacecraft - Earth - Magnetosphere - USA - See Polar Bear Polar Bear - Spacecraft - Earth - Magnetosphere - USA Polar Platform - Spacecraft - Manned - Space Station - USA Polar Satellite Launch Vehicle - All-solid orbital launch vehicle - India - See PSLV Polaris - Submarine-launched ballistic missile - USA Polaris A-1 - Missile - - See Polaris Polaris A-2 - Missile - - See Polaris Polaris A-3 - Missile - - See Polaris Poletaev - Boris Ivanovich Poletaev - Russian Engineer - Polish space history - - See Poland Polishchuk - Aleksandr Fyodorovich Polishchuk - Russian Engineer Cosmonaut - Energia Engineer Group 10 - 1989 Pollux - Rocket Engine - USA - Solid propellant Polonski - Anatoly Borisovich Polonski - Russian Pilot Cosmonaut - Buran Group 3 - 1989 Polotsk - IRBM Base in Belarus operated by Russia. Polukhin - Dmitri Alekseyevich Polukhin - Russian Engineer - Polyakov - Dr Valeri Vladimirovich Polyakov - Russian Physician Cosmonaut - IMBP Group 1 - 1972 Polyakov Boris - Boris Ivanovich Polyakov - Russian Physician Cosmonaut - Voskhod Group - 1964 Polyblock UR-500 - rocket - See Proton Polyot - Spacecraft - Military - ASAT - Russia Polyot - - - See Soyuz Polypheme - Tactical ballistic missile - France Polyus - Spacecraft - Military - ASAT - Russia Ponomarev - Maksim Vladimirovich Ponomarev - Pilot Cosmonaut - Air Force Group 14 - 2006 Ponomaryov - Yuri Anatoyevich Ponomaryov - Russian Engineer Cosmonaut - Energia Engineer Group 3 - 1972 Ponomaryova - Valentina Leonidovna Ponomaryova - Ukrainian Pilot Cosmonaut - Female Group - 1962 Pontes - Marcos Cesar Pontes - Brazilian Pilot Astronaut - NASA Group 17 - 1998 Popov - Leonid Ivanovich Popov - Ukrainian Pilot Cosmonaut - Air Force Group 5 - 1970 Popovich - Pavel Romanovich Popovich - Ukrainian Pilot Cosmonaut - Air Force Group 1 - 1960 Popovich Marina - Marina Lavrentrevna Vasliyevna Popovich - Pilot - Female Group - 1962 Poppel - Theodor Anton Poppel - German Rocket engineer - Porter - Richard W Porter - American Engineer - Portugal - Portugese space history Portugese space history - - See Portugal Porvatkin - Nikolai Stepanovich Porvatkin - Russian Engineer Cosmonaut - Air Force Group 4 - 1967 Posadochnaya stuplen - Spacecraft - Manned - Spacecraft Module - - See LEK PS Posadochnaya stuplen - Spacecraft - Manned - Spacecraft Module - - See LK Energia PS Poseidon - Submarine-launched ballistic missile - USA Poseidon C-3 - Submarine-launched ballistic missile - USA - See Poseidon Poseidon C-4 - Intercontinental ballistic missile - - See Trident Poseidon D-5 - Intercontinental ballistic missile - - See Trident Post - Ferdinand Post - German Rocket engineer - Postavy - IRBM Base in Belarus operated by Russia. Potapov - Dr Mikhail Georgiyevich Potapov - Russian Physician Cosmonaut - IMBP Group 2 - 1978 Potok - Spacecraft - Communications - Military - Russia Powell - Cecil Powell - American Pilot Test Pilot - Test Pilot (NASA) Power - Thomas Power - American Manager - Power Tower Space Station - 1984 - Spacecraft - Manned - Space Station - USA Pozharskaya - Dr Larisa Grigoryevna Pozharskaya (nee Vorobyova) - Russian Physician Cosmonaut - IMBP Group 3 - 1980, Female Group - 1980 PPM - Spacecraft - Tug - - USA PR-90 - Short range ballistic missile - Russia Prahl - Dr Joseph Markel Prahl - American Payload Specialist Astronaut - Prandl - Prandl - German Professor - Prast - J Prast - German Engineer - Prasthofer - Prasthofer - German Rocket engineer - Pravetskiy - Vladimir Nikolayevich Pravetskiy - Russian Government Official - PRD-15 - Rocket Engine - Russia - Solid propellant PRD-19 - Rocket Engine - Russia - Solid propellant PRD-22 - Rocket Engine - Russia - Solid propellant PRD-33 - Rocket Engine - Russia - Solid propellant PRD-36 - Rocket Engine - Russia - Solid propellant PRD-52 - Rocket Engine - Russia - Solid propellant PRD-61 - Rocket Engine - Russia - Solid propellant PRD-70 - Rocket Engine - Russia - Solid propellant PRE - Spacecraft - Manned - Bailout - USA - See Rescue Ball Pre-Sputnik Designs - Launch Vehicle Family Precourt - Charles Joseph (Charlie) Precourt - American Pilot Astronaut - NASA Group 13 - 1990 Predvestnik - Spacecraft - Surveillance - Civilian - Russia Preobrazhensky - Vladimir Yevgenyevich Preobrazhensky - Russian Engineer Cosmonaut - Air Force Group 3 - 1965 Presque Isle AFB - ICCM Base in USA. Press Fed - Rocket Engine - USA - N2O4/MMH propellant Press Fed 1000k - Rocket Engine - USA - N2O4/UDMH propellant Press Fed 200k - Rocket Engine - USA - N2O4/UDMH propellant Press Fed 25k - Rocket Engine - USA - Lox/Kerosene propellant Press Fed 5748k - Rocket Engine - USA - N2O4/UDMH propellant Pressurized Lunar Rover - Dual Hull - Spacecraft - Manned - Lunar Rover - USA Preyer - Hans D Preyer - German Rocket engineer - Priborniy otsek - Spacecraft - Manned - Spacecraft Module - - See Voskhod PO Priborniy otsek - Spacecraft - Manned - Spacecraft Module - - See Vostok PO Priborno-agregatniy otsek - Spacecraft - Manned - Spacecraft Module - - See LK-1 PAO Priborno-agregatniy otsek - Spacecraft - Manned - Spacecraft Module - - See LOK Energia PAO Priborno-agregatniy otsek - Spacecraft - Manned - Spacecraft Module - - See LOK PAO Priborno-agregatniy otsek - Spacecraft - Manned - Spacecraft Module - - See Progress M PAO Priborno-agregatniy otsek - Spacecraft - Manned - Spacecraft Module - - See Progress PAO Priborno-agregatniy otsek - Spacecraft - Manned - Spacecraft Module - - See Soyuz 7K-MF6 PAO Priborno-agregatniy otsek - Spacecraft - Manned - Spacecraft Module - - See Soyuz 7K-OKS PAO Priborno-agregatniy otsek - Spacecraft - Manned - Spacecraft Module - - See Soyuz 7K-T PAO Priborno-agregatniy otsek - Spacecraft - Manned - Spacecraft Module - - See Soyuz 7K-L1 PAO Priborno-agregatniy otsek - Spacecraft - Manned - Spacecraft Module - - See Soyuz TMA PAO Priborno-agregatniy otsek - Spacecraft - Manned - Spacecraft Module - - See Soyuz 7K-OK PAO Priborno-agregatniy otsek - Spacecraft - Manned - Spacecraft Module - - See Soyuz TM PAO Priborno-agregatniy otsek - Spacecraft - Manned - Spacecraft Module - - See Soyuz ASTP PAO Priborno-agregatniy otsek - Spacecraft - Manned - Spacecraft Module - - See Soyuz A PAO Priborno-agregatniy otsek - Spacecraft - Manned - Spacecraft Module - - See Soyuz T PAO Priboy/Surf - Orbital launch vehicle - - See R-39 Priekule - IRBM Base in Latvia operated by Russia. Prier - Erich Prier - German Engineer - Prikhodko - Yuri Victorovich Prikhodko - Russian Pilot Cosmonaut - MAP Group 5 - 1989 Primary Propulsion Module - Spacecraft - Tug - - USA - See PPM Prime - Spacecraft - Manned - Spaceplane - USA Primrose Lake - Suborbital Launch Site in Canada. Prinz - Dr Dianne Kasnic Prinz - American Payload Specialist Astronaut - Priroda - Spacecraft - Manned - Space Station - Russia Prithvi - Short range ballistic missile - India Private - Test vehicle - USA PROBA - Spacecraft - Earth - Landsat - Europe Prognoz - Spacecraft - Earth - Magnetosphere - Russia Prognoz SPRN - Spacecraft - Early Warning - - Russia Prognoz-M - Spacecraft - Earth - Magnetosphere - Russia Program 102 - Spacecraft - SIGINT - - USA - See Ferret Program 35 - Spacecraft - Earth - Weather - USA Program 366 - Spacecraft - SIGINT - - USA - See Chalet Program 417, Program 35 - Spacecraft - Earth - Weather - USA - See DMSP Block 4A Program 437 - Spacecraft - Military - ASAT - USA Program 472 - Spacecraft - SIGINT - - USA - See Rhyolite Program 505 - Spacecraft - Military - ASAT - USA Program 661 - Rocket Engine - USA - Electric/Cesium propellant Program 661A - Spacecraft - Technology - Ion engine - USA Program 720 - Spacecraft - SIGINT - - USA - See Rhyolite Program 770 - Spacecraft - SIGINT - - USA - See Ferret Program 922 - Spacecraft - Military - ASAT - USA Program II - Spacecraft - Earth - Weather - USA - See DMSP Block 4A Progress - Spacecraft - Manned - Logistics - Russia Progress GO - Spacecraft - Manned - Spacecraft Module - Progress M - Spacecraft - Manned - Logistics - Russia Progress M GO - Spacecraft - Manned - Spacecraft Module - Progress M OKD - Spacecraft - Manned - Spacecraft Module - Progress M PAO - Spacecraft - Manned - Spacecraft Module - Progress M VBK - Spacecraft - Manned - Spacecraft Module - Progress M-SO - Spacecraft - Tug - - Russia Progress M1 - Spacecraft - Manned - Logistics - Russia Progress M2 - Spacecraft - Manned - Logistics - Russia Progress OKD - Spacecraft - Manned - Spacecraft Module - Progress PAO - Spacecraft - Manned - Spacecraft Module - Project 1059 - Intermediate range ballistic missile - China - See DF-1 Project 4211 - Test vehicle - France - See Eole Project 4212 - Intermediate range ballistic missile - France - See Super V-2 Project 4213 - Sounding rocket - France - See Veronique Project 581 - Spacecraft - Technology - - China Project 621 - Sounding rocket - Germany Project 714 - Spacecraft - Manned - Spacecraft - China - See Shuguang 1 Project 7969 - Spacecraft - Manned - Spacecraft - USA Project 921 - Orbital launch vehicle - China Project 921-1 - Spacecraft - - - China Project 921-1 - Spacecraft - Manned - Spacecraft - China - See Shenzhou Project 921-2 - Spacecraft - Manned - Space Station - China Project 921-3 - Spacecraft - Manned - Space Station - China - See Chinese Space Laboratory Project Deimos - Spacecraft - Manned - Mars Expedition - USA Project Gemini AMU Space Suit, 1966 - Spacecraft - Manned - Space Suits - USA - See G4C AMU Project Mer - Spacecraft - Manned - Spacecraft - USA Project Pilot - Air-launched orbital launch vehicle - USA Project Selena - Spacecraft - Manned - Lunar Base - USA Prokopov - Nikolai Afansyevich Prokopov - Russian Military Officer - Pronina - Irina Rudolfovna Pronina - Russian Engineer Cosmonaut - Energia Engineer Group 6 - 1980, Female Group - 1980 Prophett - Philip M Prophett - American Engineer - Prospector - Spacecraft - Planetary - Lunar Rover - USA Prospector - Sounding rocket - USA Prospero - Spacecraft - Earth - Micrometeoroid - UK Protchenko - Sergey Filipovich Protchenko - Russian Pilot Cosmonaut - Air Force Group 6 - 1976 Proton - Orbital launch vehicle - Russia Proton - Space Project - Astronomy - Proton / Block D-1 - - - See Proton Proton / Block D-2 - - - See Proton Proton / Block DM - - - See Proton Proton / Block DM-2M - - - See Proton Proton / Block DM-5 - - - See Proton Proton 2 - - - See Proton Proton 3 - - - See Proton Proton 8K82K / Block DM-2 - - - See Proton Proton KM - - - See Proton Proton M - - - See Proton PRS-101 - Rocket Engine - USA - Electric/Teflon propellant Prunariu - Dumitru Dorin Prunariu - Romanian Pilot Cosmonaut - Intercosmos Group - 1978 Pruzhany - IRBM Base in Belarus operated by Russia. - See Ruzhany PS Model - Spacecraft - Communications - Amateur Radio - Russia PS-1 - Spacecraft - Technology - - Russia - See Sputnik 1 PS-2 - Spacecraft - Biology - - Russia - See Sputnik 2 PSLV - All-solid orbital launch vehicle - India PSLV-1 - Rocket Engine - India - Solid propellant PSLV-3 - Rocket Engine - India - Solid propellant PSLV-4 - Rocket Engine - India - N2O4/MMH propellant Ptolemy - Claudius Ptolemy - Greek Scientist - PTV-N-4 - Test vehicle - USA (US Department of Defence Designation) - See Cobra-BTV Puchkov - Aleksandr Sergeyevich Puchkov - Russian Pilot Cosmonaut - Buran Group 3 Supplemental - 1990, Chkalov Group 3 - 1992 Puckett - Allen E Puckett - American Manager - Puellenberg - Albert Puellenberg - German German Engineer - Puellenberg - Sounding rocket - Germany Puente del Inca - Suborbital Launch Site in operated by . Punta Lobos - Suborbital Launch Site in Peru operated by USA. Pushenko - Nikolay Alekseyevich Pushenko - Russian Pilot Cosmonaut - Buran Group 3 Supplemental - 1990, Chkalov Group 5 - 1995 Pustovyi - Dr Yaroslav Ihorovych Pustovyi - Ukrainian Engineer Astronaut - Putze Oswald - Oswald Putze - German Rocket engineer - Puz - Craig Anton Puz - American Manned Spaceflight Engineer Astronaut - DoD Group 2 - 1982 PW 1000000 lb LH2 - Rocket Engine - USA - Lox/LH2 propellant PWN-1 - - (US Department of Defence Designation) - See Loki PWN-10 - - (US Department of Defence Designation) - See Loki PWN-10 - rocket - See Loki PWN-11 - - (US Department of Defence Designation) - See Loki PWN-11 - rocket - See Loki PWN-12 - - (US Department of Defence Designation) - See Loki PWN-12 - rocket - See Loki PWN-2 - - (US Department of Defence Designation) - See Aerobee PWN-3 - - (US Department of Defence Designation) - See Cajun PWN-4 - Sounding rocket - USA (US Department of Defence Designation) - See Exos PWN-5 - - (US Department of Defence Designation) - See Loki PWN-5 - rocket - See Loki PWN-6 - Sounding rocket - USA (US Department of Defence Designation) - See Arcas PWN-7 - Sounding rocket - USA (US Department of Defence Designation) - See Arcas PWN-8 - - (US Department of Defence Designation) - See Loki PWN-8 - rocket - See Loki PWN-9 - Sounding rocket - USA (US Department of Defence Designation) - See Kangaroo Contact us with any corrections, additions, or comments. 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