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The AAS Laboratory Astrophysics Division is awarding its 2019 Dissertation Prize to Dr. Cameron Mackie for his PhD thesis "The Anharmonic Infrared Spectra of Polycyclic Aromatic Hydrocarbons."

We identify who is set to play a prominent role in oversight of and legislation around the astronomical sciences at NASA, the National Science Foundation (NSF), and the Department of Energy (DOE).

Do you use AmazonSmile to donate to the AAS at no cost to yourself? A new free extension for your Web browser automatically takes you to AmazonSmile when you shop on

Fifteen AAS members visited Capitol Hill on Wednesday, 13 March 2019, during Congressional Visits Day to advocate for strong, sustained federal support of the astronomical sciences.

It's our annual call to AAS members to update their information and preferences for the printed Membership Directory. The deadline for changes is Monday, 1 April.

AAS Nova provides highlights of recent articles from AJ, ApJ, ApJ Letters, and ApJ Supplements to inform you about discoveries you might otherwise overlook.