FOCAS means Faint Object Classification and Analysis System in Astronomy
Similar to FOCAS
APT - Automatic Photometric TelescopeAQR - Aquarius
ARAA - Annual Review of Astronomy and Astrophysics
ARGUS - Astronomical Research Group Under Stars
ASAS - All Sky Automated Survey
ASCH - Alien Societies Culture And History
ASLV - Advanced Satellite Launch Vehicle
View all in Astronomy