WAA in Astronomy could mean:
Displaying 1-3 of 3 result(s).
Similar to WAA
ASCH - Alien Societies Culture And HistoryASLV - Advanced Satellite Launch Vehicle
AST - Apparent Solar Time
ASWG - Astronomical Science Working Group
ASWG - ATST Advanced Technology Solar Telescope Science Working Group
ATM - Apollo Telescope Mount
ATM - Amateur Telescope Maker
View all in Astronomy