APOD means Astronomy Picture Of the Day in Astronomy
Similar to APOD
AESS - Institute of Electrical and Electronic Engineers - Aerospace and Electronics Systems SocietyAET - Accuracy Enhancing Technology
AGN - Active Galaxy Nucleus
AH - Asteroid Hunt
ALAT - Airborne Large Aperture Telescope
ALFA - A Laser For Astronomy
ALIS - Airborne Laser Isotope Spectrometer
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