The Portal to the Heritage of Astronomy is an online collaborative one-stop-shop for astronomical heritage content. The structure of the project allows all content providers to alter its content and appearance. Please be advised that, despite our best efforts, nothing found here has necessarily been reviewed by people with the expertise required to provide you with complete, accurate or reliable information.

None of the contributors, editors, administrators or anyone else connected with the Portal to the Heritage of Astronomy in any way whatsoever can be responsible for the appearance of any inaccurate or libellous information or for your use of the information contained in or linked from these web pages.

The information provided here is being provided freely, and that no kind of agreement or contract is created between you and the owners or users of this site, the owners of the servers upon which it is housed, the individual contributors, any editors or anyone else who is in any way connected with this project subject to your claims against them directly.

Links to other web sites are provided solely as a convenience to you. You agree that you will not use any third-party materials in a manner that would infringe or violate the rights of any other party, and that The Portal to the Heritage of Astronomy is not in any way responsible for any such use by you.