Astronomy Abbreviations and Acronyms

  1. GXY
    Galaxy
  2. GYR
    Gigayear
  3. HAACP
    Hazard Analysis Critical Control Points Program
  4. HAAG
    Handbook of Astronomy, Astrophysics and Geophysics
  5. HAB
    Habitatation Module
  6. HAC
    Huachuca Astronomy Club
  7. HAEBE
    Herbig Aebe Star
  8. HAL
    Horizontal Alarm Limit
  9. HALCA
    Highly Advanced Laboratory for Communication and Astronomy
  10. HALO
    High Altitude Observatory
  11. HALRE
    Hale Observatories Reirints
  12. HAO
    High Altitude Observatory
  13. HAO
    High-Altitude Observatory
  14. HAO
    High Altitude Observatory (NCAR)
  15. HARAC
    Harvard College Observatory Announcement Card
  16. HARAR
    Harvard College Observatory Annual Report
  17. HARCI
    Harvard College Observatory Circular
  18. HARP
    Hypezangular Rainbow Polarimeter
  19. HARPA
    Harvard College Observatory Papers
  20. HARPS
    High Accuracy Radial Velocity Planetasearcher

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