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Institutional Subscriptions


ASP introduces new Mercury online magazine

In December of 2023 the ASP introduced the new Mercury online magazine including rich content of not only astronomy research, education, and history, but also stories to include how astronomy intersects with art and global culture. The website magazine is now open to all with limited content, and premium content for all individual and institutional subscribers.

As of June of 2024, the digital archive Mercury Magazines between 2007-2023 became available for Premium Mercury subscribers! They are easily accessible from the home page through the Issue Archive!  


Annual Rate for 2025$199 USD (U.S. & Foreign) for each electronic Mercury subscription per site (campus or department).

Payment Process

  • All new Institutional Subscribers must create a payment processing online account (Agencies, Direct institutions)
  • Payment can be online by Credit Card for single Institutions (Visa, MasterCard, Discover, Amex in U.S. Currency only)
  • You may order with a Purchase Order if you select to be invoiced. (Payment can be made by check or money order)

Mailing of Invoices and payment by check or money order:

  • Please make checks payable to:

Astronomical Society of the Pacific

  • Mailing address:

Mercury Subscriptions
Astronomical Society of the Pacific
390 Ashton Avenue
San Francisco, CA 94112-1722


Each Institution or Agency must create an online subscription payment account whether payment is made by credit card or invoice.

All Institution Agencies will require set up with a Mercury subscription group account.

  • 1-Year Annual Subscriptions: 1-year renewable at your 1-year anniversary payment date.
  • NEW! Recurring Annual Subscriptions: We also offer Recurring Annual Subscriptions so that renewals are automatic, whether paid via a credit card or by invoice/check.   

Subscription Agencies:  If you are using a subscription agency, please contact your agency to renew or place a new subscription order. The Agency will be responsible for creating your account and submitting IP addresses.

Important note: subscriptions are non-refundable.

Institutional Access Requirements:

Sign in is not required for any subscription. Access will be authenticated through your IP address.

If you are a subscriber, an agency, or third-party service, you must submit:

  • Individual IP addresses for each computer location that requires access
  • Proxy addresses are now being accepted

If you are a single Institution or organization,  you must submit your IP Address in order to receive access.

Please send your IP addresses to

Customer Service:

Email Mercury Customer Service: or call (415)-715-1400