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 …

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 …

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.

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

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

The AAS membership now stands at approximately 7,700, and includes physicists, mathematicians, geologists, engineers, and others whose research interests lie within the …

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

The Astronomical Journal publishes original astronomical research, with an emphasis on significant scientific results derived from observations. Publications in AJ include descriptions …