Aeronautics Research Mission Directorate (ARMD)

• About: https://www.nasa.gov/directorates/armd/

Exploration Systems Development Mission Directorate (ESDMD)

• About: https://www.nasa.gov/directorates/exploration-systems-development

Science Mission Directorate (SMD)

• About: https://science.nasa.gov/about-us

• Focus Areas: https://science.nasa.gov/biological-physical/focus-areas

Space Operations Mission Directorate

• About: https://www.nasa.gov/directorates/space-operations-mission-directorate

Space Technology Mission Directorate (STMD)

• About: https://www.nasa.gov/directorates/spacetech/home/index.html

• Resources: https://www.nasa.gov/directorates/spacetech/about_us/resources/index.html

  • Tech Taxonomy: https://www.nasa.gov/offices/oct/taxonomy/index.html

Human Research Program (HRP)

• About: https://www.nasa.gov/hrp/

• More Research Areas: https://science.nasa.gov/biological-physical/programs/space-biology

• Resources

  • Decadal Surveys (Astrophysics, Heliophysics, Planetary Sci, & Earth Sci.) https://science.nasa.gov/about-us/science-strategy/decadal-surveys