NASA Abbreviations and Acronyms

1. ESEL
   Eva Support Equipment List
2. ESF
   Explosive Safe Facility
3. ESF 02
   Communications
4. ESF 09
   Search and Rescue
5. ESG
   Executive Steering Group
6. ESI
   Electrical System Integration
7. ESIS
   European Southern Observatory
8. ESM
   Electronics Support Module
9. ESMC
   Eastern Space and Missile Center (formerly AFETR)
10. ESMC
    Etr
11. ESMCR
    Eastern Space and Missile Center Regulation
12. ESMD
    Exploration Systems Mission Directorate
13. ESMD
    Earth Science Mission Directorate
14. ESMS
    Environmental and Special Measurements Systems
15. ESO
    European Southern Observatory
16. ESO
    Event Sequence Override
17. ESOC
    European Space Operations Center
18. ESOW
    Engineering Statement of Work
19. ESP
    Electroshock Protection
20. ESP
    Engine Service Platforms

Last updated: May 6, 2025 — Total entries: 14,020