NASA Taxonomy

  1. AADMD USE Advanced Analysis and Design Method Development
  2. Abelian groups USE Theoretical Mathematics
  3. abiogenesis USE Exobiology
  4. ablation USE Fluid Mechanics and Thermodynamics
  5. ablation cooling USE Fluid Mechanics and Thermodynamics
  6. ablation sensors (design and techniques) USE Instrumentation and Photography
  7. ablation sensors (spacecraft) USE Spacecraft Instrumentation and Astrionics
  8. ablative materials (composite) USE Composite Materials
  9. ablative materials (nonmetallic) USE Nonmetallic Materials
  10. absorption of radiation by atoms USE Atomic and Molecular Physics
  11. Abstracting and Indexing Services USE Bibliographic Databases
  12. Academic Investment
  13. accelerated life testing USE Quality Assurance and Reliability
  14. acceleration effects (biological, animal and plant) USE Life Sciences (General)
  15. acceleration effects (biological, human) USE Aerospace Medicine
  16. accelerators (aerospace) USE Ground Support Systems and Facilities (Space)
  17. accelerometers USE Instrumentation and Photography
  18. Accelerometers
  19. acceptors (solid state) USE Solid-State Physics
  20. Access Controls
  21. Accessibility
  22. accidents and emergencies (aircraft) USE Air Transportation and Safety
  23. accidents and emergencies (spacecraft) USE Space Transportation and Safety
  24. Accounting
  25. ACE USE Advanced Composition Explorer
  26. ACMSTR USE Analytical and Computational Structural Methods
  27. acoustic scattering USE Acoustics
  28. Acoustic Sensors
  29. acoustic theory USE Acoustics
  30. Acoustics
  31. Acoustics
  32. acoustics (general) USE Acoustics
  33. acoustoelasticity USE Structural Mechanics
  34. ACQPLAN USE Acquisition Planning
  35. Acquisition and Contract Management
  36. Acquisition and Mission Support
  37. Acquisition Division
  38. Acquisition Management
  39. Acquisition Planning
  40. ACRIMSAT USE Active Cavity Radiometer Irradiance Monitor III
  41. ACS
  42. ACS + WFPC2 Branch
  43. Action Items
  44. activation analysis USE Atomic and Molecular Physics
  45. Active Cavity Radiometer Irradiance Monitor III
  46. active communication satellite USE Spacecraft Design, Testing and Performance
  47. Active Mirror Telescope (AMT)
  48. active satellite stabilization USE Spacecraft Design, Testing and Performance
  49. Activity Guides
  50. adaptive control theory USE Cybernetics, Artificial Intelligence and Robotics
  51. adhesive joints (structural stability) USE Structural Mechanics
  52. adhesives USE Nonmetallic Materials
  53. administration USE Administration and Management
  54. Administration
  55. Administration and Management
  56. Administration Office
  57. Administrative Departments and Technical Resources
  58. Administrative Management Programs
  59. Administrative Office
  60. administrative planning USE Administration and Management
  61. Administrative Records
  62. Administrative Services
  63. Administrative Staff (Internal)
  64. Administrator Staff Offices
  65. Adrastea
  66. Adult
  67. Advanced Analysis and Design Method Development
  68. Advanced Camera Surveys USE ACS + WFPC2 Branch
  69. Advanced Chemical & Thermal Prop
  70. Advanced Composition Explorer
  71. Advanced Experimentation and Testing Technologies
  72. Advanced In-Space Propulsion
  73. Advanced Materials and Processing Science
  74. Advanced Measurement, Diagnostics, and Instrumentation
  75. Advanced Mission Analysis
  76. Advanced Planning and Partnership
  77. Advanced Planning Office (JSC)
  78. Advanced Planning Office (KSC)
  79. Advanced Projects Office
  80. Advanced Research Projects Agency
  81. Advanced Satellite for Cosmology and Astrophysics
  82. Advanced Studies
  83. Advanced Technical Training Design
  84. ADVMATSCI USE Advanced Materials and Processing Science
  85. ADVMDI USE Advanced Measurement, Diagnostics, and Instrumentation
  86. ADVMIS USE Advanced Mission Analysis
  87. ADVPRO USE Advanced In-Space Propulsion
  88. ADVTEC USE Advanced Technical Training Design
  89. aerial photography USE Earth Resources and Remote Sensing
  90. aeroacoustics USE Acoustics
  91. aerobraking USE Astrodynamics
  92. AERODYN USE Aerodynamics
  93. aerodynamic derivatives USE Aerodynamics
  94. aerodynamic flow fields USE Aerodynamics
  95. aerodynamic heating USE Aerodynamics
  96. aerodynamic noise (airframe generated) USE Aerodynamics
  97. aerodynamic noise (general) USE Acoustics
  98. aerodynamic noise (propulsion systems) USE Aircraft Propulsion and Power
  99. aerodynamic studies of skin friction USE Aerodynamics
  100. aerodynamic wakes USE Aerodynamics
  101. Aerodynamics
  102. Aerodynamics
  103. aerodynamics of protuberances and substructures USE Aerodynamics
  104. AEROELA USE Aeroelasticity
  105. Aeroelasticity
  106. aeroelasticity (property) USE Aircraft Design, Testing and Performance
  107. aeroelasticity (structural flexibility) USE Structural Mechanics
  108. aeroelasticity (theory) USE Aerodynamics
  109. Aeroflightdynamics Directorate
  110. Aerojet General
  111. Aeromechanics Division
  112. AEROMED USE Aerospace Medicine
  113. aeronautical history USE General.
  114. Aeronautics
  115. Aeronautics (General)
  116. Aeronautics Competency Suite
  117. Aeronautics Directorate
  118. Aeronautics Ground Test Facilities
  119. Aeronautics Research
  120. Aeronautics Research Mission Directorate
  121. Aeronautics Test
  122. aeronomy USE Geophysics
  123. Aeronomy of Ice in the Mesosphere
  124. aerosols (atmospheric physics ) USE Geophysics
  125. aerosols (pollution aspects) USE Environment Pollution
  126. aerospace agreements USE Law, Political Science and Space Policy
  127. Aerospace Medicine
  128. Aerospace Medicine
  129. Aerospace Systems Concept Development & Technology Assessment
  130. aerospike engines USE Spacecraft Propulsion and Power
  131. aerothermodynamics USE Aerodynamics
  132. Aerothermodynamics
  133. AEROTHM USE Aerothermodynamics
  134. AETT USE Advanced Experimentation and Testing Technologies
  135. AFDD USE Aeroflightdynamics Directorate
  136. Affiliated Computer Services USE ACS
  137. afterburner controls USE Aircraft Propulsion and Power
  138. afterburners (aircraft engines) USE Aircraft Propulsion and Power
  139. Agencywide Coding Structure
  140. Agendas
  141. Aging Aircraft & Durability
  142. Agreements
  143. AIM USE Aeronomy of Ice in the Mesosphere
  144. air cushion vehicle aerodynamics USE Aerodynamics
  145. air cushion vehicles USE Technology Utilization and Surface Transportation
  146. air flow separation USE Aerodynamics
  147. air glow USE Geophysics
  148. air launched weapons (aerodynamics) USE Aerodynamics
  149. air launched weapons (stability) USE Aircraft Stability and Control
  150. air navigation USE Aircraft Communications and Navigation
  151. air piracy (incident or safety aspects) USE Air Transportation and Safety
  152. air piracy (legal aspects) USE Law, Political Science and Space Policy
  153. air pollution USE Environment Pollution
  154. Air Products & Chemicals
  155. air safety USE Air Transportation and Safety
  156. air traffic control USE Aircraft Communications and Navigation
  157. Air Traffic Systems
  158. air transport regulations USE Law, Political Science and Space Policy
  159. air transportation USE Air Transportation and Safety
  160. Air Transportation and Aeronautics
  161. Air Transportation and Safety
  162. air-sea interactions USE Oceanography
  163. air-sea navigation USE Aircraft Communications and Navigation
  164. airborne computers USE Avionics and Aircraft Instrumentation
  165. airborne radar displays USE Avionics and Aircraft Instrumentation
  166. Airborne Science Office
  167. airbreathing engines (aircraft) USE Aircraft Propulsion and Power
  168. airbreathing engines (non-aircraft) USE Mechanical Engineering
  169. Airbreathing Propulsion
  170. Aircraft / Spacecraft
  171. aircraft accidents USE Air Transportation and Safety
  172. aircraft aerodynamics USE Aerodynamics
  173. aircraft aging (safety) USE Air Transportation and Safety
  174. aircraft command and control USE Aircraft Communications and Navigation
  175. aircraft communications USE Aircraft Communications and Navigation
  176. Aircraft Communications and Navigation
  177. aircraft components USE Aircraft Design, Testing and Performance
  178. aircraft configurations USE Aircraft Design, Testing and Performance
  179. aircraft control USE Aircraft Stability and Control
  180. aircraft control computer systems USE Avionics and Aircraft Instrumentation
  181. aircraft descriptions (types/names/designations) USE Aircraft Design, Testing and Performance
  182. aircraft design USE Aircraft Design, Testing and Performance
  183. Aircraft Design, Testing and Performance
  184. aircraft development USE Aircraft Design, Testing and Performance
  185. aircraft ditching USE Air Transportation and Safety
  186. aircraft durability USE Air Transportation and Safety
  187. aircraft emergencies USE Air Transportation and Safety
  188. aircraft engine design USE Aircraft Propulsion and Power
  189. aircraft engine maintenance USE Aircraft Propulsion and Power
  190. aircraft engine performance USE Aircraft Propulsion and Power
  191. aircraft engine simulation USE Aircraft Propulsion and Power
  192. aircraft engine testing USE Aircraft Propulsion and Power
  193. aircraft engines USE Aircraft Propulsion and Power
  194. aircraft evaluation USE Aircraft Design, Testing and Performance
  195. aircraft flight tests USE Aircraft Design, Testing and Performance
  196. aircraft fuel systems USE Aircraft Propulsion and Power
  197. aircraft fuels USE Propellants and Fuels
  198. aircraft ground handling equipment USE Research and Support Facilities (Air)
  199. aircraft health management USE Air Transportation and Safety
  200. aircraft hydraulic systems (power) USE Aircraft Propulsion and Power