the inconstant moon bookstore

Welcome to the Inconstant Moon Bookstore, in association with and

Browse through our hand-picked selection of titles, specialising in astronomy and particularly lunar astronomy (though some other relevant subjects are also included). If you are tempted to buy, click the button of your choice for pricing and ordering information.

You'll find the prices extremely competitive, and exactly the same as if you found them directly on the Amazon site. So you get great value, Amazon get your custom, and we get a small commission from them as a thank-you for making the recommendation. Everybody wins!

We have taken the unusual step of associating with both US-based and UK-based - even with their massive catalogue, there are still some titles unique to each. But astronomy books tend to work in any country, and either supplier will deliver to you wherever you live.

a message from is pleased to have Inconstant Moon in the Associates Programme. We've agreed to dispatch items and provide customer service for orders we receive through the links on Inconstant Moon. Associates feature selected products in an editorial context that help you make the right choice. We encourage you to visit Inconstant Moon regularly to see the new titles they are recommending.

Thank you for shopping with an Associate.


Simon Murdoch
Managing Director

Both and have an excellent reputation for security, reliability and value. They have each guaranteed you the same high level of customer service you would receive if you visited their own sites.

If you have a question about an order you've placed, please don't hesitate to contact them directly.

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