At (the "Site"), we respect your personal privacy. We strongly believe that preserving your online privacy is our responsibility. You do not have to register to use this Site, and the information we gather from you is primarily used to process your shopping orders, provide you with customized data, and communicate with you about products or services we offer. Personal data may be collected when you send us e-mail, subscribe to magazines or fee-based content, purchase products at Shop at Sky, our online store, or request information. Sky & Telescope generally does not share your personal information with third parties except in special circumstances, such as, when we believe that law requires such disclosure, or other circumstances, which are described more fully below. Please also read our Terms & Conditions.

Information Provided by You

Purchase of Product or Subscription: Visitors are asked to provide certain personal information when they purchase products at Shop at Sky or subscribe to Sky & Telescope magazine or fee-based site content, including: name, shipping and billing address, telephone number, e-mail address, shipping preferences, billing information (including credit-card numbers), product subscriber status, and product selection. We also gather information on the person who will receive any gift you send (e.g., that person's name and address), and we will retain a record of your purchase.

Observing Location: When you participate in our interactive Almanac, Sky Chart program, and other observing tools, we may collect your zip or postal code, city, state or province, and country.

Subscription to E-mail Newsletter: When you subscribe to Sky & Telescope's e-mail newsletter we collect your e-mail address.

Customer Service: When you submit a question to customer service, we collect your e-mail address to respond, and may collect additional information to help us answer your questions.

Fee-Based Services: When you use our fee-based site content we require you to select and save a username and password.

Other Information: When you enter an optional contest or respond to a survey or special offer, we may collect additional personal information such as your opinion about products, services, or our Site.

Automatic Information

We collect certain types of information automatically whenever you visit our Site. Examples of the information we collect and analyze include the Internet protocol (IP) address used to connect your computer to the Internet; login; e-mail address; password; computer and connection information such as browser type and version, operating system, and platform; the full Uniform Resource Locators (URL) clickstream to, through, and from our Web site, including date and time; cookie number; searches you entered.

Third parties including parties who supply advertising posted on this website, sell advertising for this website, and conduct surveys, and each of their contractors, may collect certain information about you, such as your IP address and information you choose to supply in response to the advertising you view on this site. These third parties may use cookies, scripts, or other technologies to access this information. These third parties may also conduct voluntary user surveys and, if you choose to respond, they will receive additional information you provide, such as behavioral or demographic information. The information collected by third parties will be aggregated and used for advertising and marketing purposes.


A cookie is a small file that is placed on the user's hard drive during a visit. This file allows the user to move quickly and easily around the Site. It is used to identify returning users and to identify fee-based content subscribers. This means that if you subscribe to fee-based content on this Site, you will not have to login each time you visit. We also use a cookie to track a user's sessions. We use this information to find out what Site features are most popular. We also use cookies and the information we collect to show you relevant content and advertising.

You can delete cookies from your hard drive at any time. Bear in mind, though, that if you delete these cookies, any settings such as your stored username and password or address will have to be reentered when you return to the Site.

Further information on the use of cookies can be found at and in your browser's Help documentation.

How We Use Your Information

We may use your information in a number of ways, including the following:

  • To fulfill orders, and communicate with you about them.
  • To enable access to fee-based content areas of the Site.
  • To customize the Site to your location or other characteristics.
  • To send e-mail newsletters.
  • To conduct statistical analysis and in-house research to improve the services on the Site.
  • To track and target advertising.
  • For marketing and promotional purposes. For example, we may send e-mail promotions to our customers that we think may interest them.
  • To respond to queries, and alert you to important announcements about the Site's Terms & Conditions and Privacy Statement.
  • To help us keep our Site compatible with the browsers and operating systems used by most of our visitors.

Who We Share Your Information With does not share your personal information with non-affiliated third parties, except if it is required to do so by law or if Sky, in good faith, believes that such action is necessary to (1) comply with the law or with legal process; (2) protect and defend our rights and property; (3) protect against misuse or unauthorized use of the Site; or (4) protect the personal safety or property of our users or the public (for example, should you provide false information or attempt to pose as someone else, information about you may be disclosed as part of any investigation into your actions).

Sky may provide aggregate non-identifying statistical information about our customers, sales, Web site traffic patterns, and related Web-site information to our advertisers and other reputable third parties. However, these statistics do not include any personally identifying information.

Data Security

To prevent unauthorized access, maintain data accuracy, and ensure the appropriate use of information collected on our site, we have put in place appropriate physical, electronic, and managerial procedures. uses Secure Socket Layer (SSL) technology, which encrypts all credit-card and billing information. This information is encrypted on your computer, travels through the Internet as jumbled code, and is decoded on our secure server. Your personal information cannot be read in transit. This ensures that no one outside of our professional billing staff will have access to this information.


Protecting the privacy of children is important to us. The content on is appropriate for any age. We will not knowingly collect any personal information from children under 13. If we become aware that a child under the age of 13 has provided personally identifying information, we will promptly remove such information from our files. Although offers for sale astronomy books and products for children at Shop at Sky, our online store, only adults 18 and over may purchase these products.

Access to and Correction of Personal Information

It is important to Sky that we have your correct and up-to-date contact information so that you don't miss out on further correspondence or experience problems with the delivery of products. To review, edit, or delete your personal information or your e-mail requirements simply click on the "My Profile" tab at the top of any page on the Site. Upon request, Sky will remove you and your personal information from our database lists, or correct personal information that you state is erroneous. Send correction or cancellation requests to

Opt Out

If you prefer not to receive communications from us either by e-mail, post mail, or by telephone, please let us know by calling us at 800-253-0245 (U.S.A., Canada) or +1 855-638-5388 (elsewhere), or sending an e-mail to

Notification of Changes

These guidelines are subject to change. Any such changes will be prominently posted on this page so users are aware of what information we collect and how we use it. If we decide to change our policy with respect to the use of personal information, we will post the changes on this page and notify those users who have provided us with their e-mail addresses electronically.

Linked Web Sites provides links to many other Web sites that are not under our control. Linked Web sites are provided solely for the information and convenience of our visitors. is not responsible for the content or the information provided on linked Web sites or purchases made through them. Linked Web sites may contain privacy policies that differ from those of or no privacy policy at all. We urge you to read the applicable privacy policy whenever interacting with a linked Web site.

Questions Regarding Our Privacy Policy

If you have any questions regarding this privacy policy or the practices described herein, you may contact:

Customer Service
90 Sherman St.
Cambridge, MA 02140 U.S.A.

Telephone: +1 855-638-5388