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Almanac Ordering Information

Picture of the 2022 Almanacs

General Information:


The Nautical Almanac, The Astronomical Almanac, The Air Almanac, and Astronomical Phenomena are joint publications of the U.S. Naval Observatory and Her Majesty's Nautical Almanac Office in the United Kingdom. They are available for purchase from the United States Government Publishing Office , UK Hydrographic Office distributors , and other booksellers.

Purchasers within the United Kingdom of The Nautical Almanac, The Astronomical Almanac, or The UK Air Almanac should consult the Availability of Publications page on the HM Nautical Almanac Office web site. All others may use one of the options listed below.

How to Order an Almanac:

How to Order The Explanatory Supplement to the Astronomical Almanac:

The Explanatory Supplement to the Astronomical Almanac is not available at the Government Publishing Office. It is published and distributed by University Science Books .