- ONERA-French Aerospace Research Center - Office National d'Études et de Recherches Aérospatiales.
- George Mason University - Astronomy and Space Science Group - Astronomy and Space Science Group
- Florida Space Grant Consortium - helps Florida assume its appropriate leadership role in developing the nation's technological and scientific aerospace-related enterprises.
- Danish Space Research Institute (DSRI) - conducts space research and functions as a knowledge center for space instrumentation and technology.
- Northwestern University - Space Studies Institute - Space Studies Institute
- Space Science Institute - dedicated to space science research, education and public outreach.
- TeSRE Institute - Tecnologie e Studio della Radiazione Extraterrestre
- NASA Johnson Space Center Planetary Materials Curation - collects, documents, and distributes extraterrestrial materials including lunar rocks and regolith, meteorites, dust particles, and space-exposed surfaces.
- Space Studies Board - National Research Council - National Research Council
- Russian Space Research Institute (IKI) -
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