PASP, founded in 1889, is the technical journal of the Astronomical Society of the Pacific (ASP), publishing refereed manuscripts on astronomical research covering all wavelengths and distance scales as well as articles on the latest innovations in astronomical instrumentation and software. It features invited review papers on contemporary topics, contributed research articles, a section on astronomical instrumentation and data analysis, conference abstracts and summaries, and Ph.D. dissertation summaries.

Since 2016 IOP publishing distributes PASP. Beginning in January 2021, the PASP became an electronic-only publication.

In January 2024, the ASP separated PASP subscriptions from traditional ASP Membership and its benefits. More information on Joining the ASP or subscriptions to the new Mercury online publication.

Yearly Individual Electronic-only Subscriptions include:

• Subscription to monthly electronic Publications of the ASP
• Advance electronic PASP Table of Contents
• Access to Back Issues of electronic-only Publications of the Astronomical Society of the Pacific