1

Astrometry Committee

2

Time and Frequency Service Committee

3

Solar and Heliospheric Physics Committee

4

Planetary Science Committee

5

Stellar Physics Committee

6

Galaxies and Cosmology Committee

7

Astronomical Technology Committee

8

Radio Astronomy Committee

9

Space Astronomy and High-Energy Astrophysics Committee

10

Celestial Mechanics and Satellite Dynamics Committee

11

History of Astronomy Committee

1

Organization Committee

2

Education Committee

3

Popularization Committee

4

Deliberation of Astronomical Terms Committee

5

Library Information and Publication Committee

6

Foundation Workgroup