AAS members and their families pose for a group picture at the 97th meeting, held at the Harvard College Observatory, Smithsonian Astrophysical Observatory in Cambridge, Massachusetts.

About the AAS The American Astronomical Society is a major international organization of professional astronomers, astronomy educators, and amateur astronomers. The AAS was established in 1899 …

AAS Meetings Upcoming AAS Meetings where scientists share all the big discoveries in the field are announced there.

In response to feedback from authors, AAS journals will now adjudicate requests for publication support when a manuscript is submitted, rather than waiting until a manuscript is accepted as was done …

Community owned and managed, the American Astronomical Society (AAS) journals publish trusted peer-reviewed research from a highly diverse and international network of your peers.

The AAS meetings are where astronomical discoveries are announced and communities are built.

The AAS publishes the leading international journals in the disciplines of astronomy & astrophysics, heliophysics, and planetary sciences. Our highlights journal, AAS Nova, and short results journal, …

Founded in 1849 by Boston astronomer Benjamin Apthorp Gould, The Astronomical Journal became an American Astronomical Society publication in 1941. During its long tenure, the AJ has published …

See the descriptions below to learn about the different types of sessions at AAS meetings and to view guidelines for how to propose each type. Note that different guidelines apply to AAS Topical …

The 247th meeting of the AAS will be held in Phoenix, Arizona, 4-8 January 2026.