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- P: 398 terms
- P/Wild 2 Comet USE Comet P/Wild 2
- P/Wirtanen Comet USE Comet P/Wirtanen
- packaging USE Mechanical Engineering
- packing (machine elements) USE Mechanical Engineering
- packing (metallic materials) USE Metals and Metallic Materials
- packing (nonmetallic materials) USE Nonmetallic Materials
- paints USE Nonmetallic Materials
- Pan
- Pandora
- panels (structures) USE Structural Mechanics
- paper USE Nonmetallic Materials
- Para-Professional Business Operations
- PARABUSOPS USE Para-Professional Business Operations
- parachute aerodynamics USE Aerodynamics
- parachutes (personal and aircraft applications) USE Air Transportation and Safety
- parachutes (spacecraft applications) USE Space Transportation and Safety
- Paralegal
- parallel processing USE Computer Systems
- parallel processing (hardware) USE Computer Operations and Hardware
- parametric amplifiers USE Lasers and Masers
- parentology USE Theoretical Mathematics
- Parents
- Particle Counters
- particle physics USE Physics of Elementary Particles and Fields
- Partnership & Business Development
- Parts & Packaging
- Pasiphae
- passenger air transport operations USE Air Transportation and Safety
- passenger handling (air transportation) USE Air Transportation and Safety
- passenger handling (space transportation) USE Space Transportation and Safety
- Passenger Transportation
- passenger transportation (air) USE Air Transportation and Safety
- passenger transportation (space) USE Space Transportation and Safety
- passive communication satellites USE Spacecraft Design, Testing and Performance
- passive satellite stabilization USE Spacecraft Design, Testing and Performance
- passive sensors, trackers, and references (aircraft) USE Aircraft Communications and Navigation
- passive sensors, trackers, and references (spacecraft) USE Spacecraft Instrumentation and Astrionics
- patching compounds USE Nonmetallic Materials
- Patent Agent
- patent law USE Law, Political Science and Space Policy
- patent policy USE Law, Political Science and Space Policy
- Patent Waiver
- PATENTAGT USE Patent Agent
- Patents
- Patents and Intellectual Property
- pathology (human) USE Aerospace Medicine
- pattern recognition USE Cybernetics, Artificial Intelligence and Robotics
- Payload
- Payload Assist Module (PAM) assist USE Space Transportation and Safety
- payload delivery (space transportation) USE Space Transportation and Safety
- payload handling (space transportation) USE Space Transportation and Safety
- Payload Integration
- payload operations and support USE Ground Support Systems and Facilities (Space)
- payload retrieval (space transportation) USE Space Transportation and Safety
- PAYLOADINT USE Payload Integration
- Payloads
- Payloads and Facilities Engineering Branch
- PDS USE Planetary Data System
- Pennsylvania State University
- perception (biological, human) USE Aerospace Medicine
- perception (psychological, human) USE Behavioral Sciences
- Perception and Psychophysics Fundamental Research
- Perceptual Technologies and Standards
- Performance Management
- Performing data analysis and archiving.
- personal computers USE Computer Operations and Hardware
- PERSONLAW USE Personnel/EEO Law
- Personnel Provisions
- Personnel Relations and Services
- Personnel Security
- Personnel/EEO Law
- PERT (Program Evaluation and Review Technique) USE Administration and Management
- perturbation theory (mathematics) USE Numerical Analysis
- petrography USE Geosciences (General)
- petroleum deposits USE Earth Resources and Remote Sensing
- petrology USE Geosciences (General)
- pharmaceutical preparation (space processing) USE Space Processing
- pharmacology USE Aerospace Medicine
- phase equilibrium USE Metals and Metallic Materials
- phase shift keying (PSK) USE Communications and Radar
- phased array radar USE Communications and Radar
- Phobos
- Phobos
- Phoebe
- Phoenix Mars Lander
- Phoenix Mars Lander 2007
- photochemistry USE Inorganic, Organic and Physical Chemistry
- photoelasticity USE Structural Mechanics
- photoelectric devices USE Electronics and Electrical Engineering
- photogrammetry USE Earth Resources and Remote Sensing
- photographic processing equipment USE Instrumentation and Photography
- Photographic Services Management
- photographic supplies USE Instrumentation and Photography
- Photographs
- photography USE Instrumentation and Photography
- Photometers
- photometry USE Instrumentation and Photography
- photomultipliers USE Electronics and Electrical Engineering
- photon beams USE Optics
- photon interactions with atoms and molecules USE Atomic and Molecular Physics
- photonics USE Optics
- Photopolarimeter Radiometers
- Photopolarimeters
- Photos USE Photographs
- photosphere (solar) USE Solar Physics
- phototheodolites USE Instrumentation and Photography
- photovoltaic energy conversion devices USE Energy Production and Conversion
- physical chemistry USE Inorganic, Organic and Physical Chemistry
- Physical Models
- physical oceanography USE Oceanography
- physical properties of alloys USE Metals and Metallic Materials
- physical properties of celestial bodies USE Astrophysics
- physical properties of metals USE Metals and Metallic Materials
- physical properties of nonmetallic materials USE Nonmetallic Materials
- physical properties of propellants and fuels USE Propellants and Fuels
- Physical Sciences Competency Suite
- Physical Security
- Physics
- Physics (General)
- Physics of Elementary Particles and Fields
- physiological effects of flight (human) USE Aerospace Medicine
- physiological factors (human) USE Aerospace Medicine
- physiological monitoring devices (human) USE Aerospace Medicine
- physiological monitoring devices (theory and techniques) USE Instrumentation and Photography
- physiology (human) USE Aerospace Medicine
- phytoplankton concentration USE Oceanography
- piezoelectricity USE Solid-State Physics
- pilot performance USE Behavioral Sciences
- pilot support systems (aircraft) USE Avionics and Aircraft Instrumentation
- piloting (spacecraft) USE Spacecraft Design, Testing and Performance
- Pioneer 10
- Pioneer 11
- Pioneer 6
- Pioneer 7
- Pioneer 8
- Pioneer 9
- Pioneer Missions
- Pioneer Venus
- pions USE Physics of Elementary Particles and Fields
- piston engine fuels USE Propellants and Fuels
- piston engines (aircraft) USE Aircraft Propulsion and Power
- piston engines (non-aircraft) USE Mechanical Engineering
- pitch control (aircraft) USE Aircraft Stability and Control
- pitch control (spacecraft) USE Spacecraft Design, Testing and Performance
- pitch stability (aircraft) USE Aircraft Stability and Control
- pitch stability (spacecraft) USE Spacecraft Design, Testing and Performance
- Planck
- planet location USE Astronomy
- Planetary Atmospheres
- planetary atmospheres USE Lunar and Planetary Science and Exploration
- planetary biology USE Exobiology
- Planetary Data System
- Planetary Data System Engineering Node Office
- planetary exploration USE Lunar and Planetary Science and Exploration
- planetary landers USE Spacecraft Design, Testing and Performance
- planetary mapping USE Lunar and Planetary Science and Exploration
- planetary motion USE Lunar and Planetary Science and Exploration
- planetary orbiters USE Spacecraft Design, Testing and Performance
- planetary photography USE Lunar and Planetary Science and Exploration
- planetary probes USE Spacecraft Design, Testing and Performance
- planetary roving vehicles USE Ground Support Systems and Facilities (Space)
- planetary samples USE Lunar and Planetary Science and Exploration
- planetary satellites (characteristics and USE Lunar and Planetary Science and Exploration
- Planetary Science
- Planetary Science Division
- Planetary Science Experiments Office
- Planetary Science Instruments Office
- planetary structure USE Lunar and Planetary Science and Exploration
- Planetary Systems
- Planetary Systems Branch
- PLANETATM USE Planetary Atmospheres
- PLANETENV USE Terrestrial & Planetary Environmental Science and Engineering
- planetology USE Lunar and Planetary Science and Exploration
- PLANETSCI USE Planetary Science
- Planning (Organizing, directing, coordinating, controlling)
- Planning and Scheduling Systems Department
- Planning Documents
- plants USE Life Sciences (General)
- plasma conductivity USE Plasma Physics
- plasma diagnostics USE Plasma Physics
- plasma dynamics USE Plasma Physics
- plasma flow USE Plasma Physics
- plasma fusion USE Plasma Physics
- plasma oscillations USE Plasma Physics
- Plasma Physics
- plasma physics research equipment USE Plasma Physics
- plasma pinch USE Plasma Physics
- plasma propulsion (spacecraft applications) USE Spacecraft Propulsion and Power
- plasma propulsion (theory) USE Plasma Physics
- plasma seeding USE Plasma Physics
- plasma sheath USE Plasma Physics
- plasma spraying USE Mechanical Engineering
- plasma theory USE Plasma Physics
- plasma wakes (spacecraft) USE Spacecraft Design, Testing and Performance
- Plasma Wave Spectrometers
- plasma waves USE Plasma Physics
- plasticity USE Structural Mechanics
- plastics USE Nonmetallic Materials
- plate tectonics USE Geophysics
- plates (structural elements) USE Structural Mechanics