WTTM means WIYN
Wisconsin, Indiana University, Yale University, and NOAO National Optical Astronomy Observatories Observatory Tip-Tilt Module in
Astronomy
Similar to WTTM
AQR - 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
AST - Apparent Solar Time
View all in Astronomy