ARAA means Annual Review of Astronomy and Astrophysics in Astronomy
Similar to ARAA
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
View all in Astronomy