Privacy Policy


The ESA/Hubble website and its sub-sites (hereinafter the website) provide an extensive range of data, information, imagery and videos on ESA/Hubble activities and related topics in astronomy to a broad audience comprised of members of the scientific community, media representatives, educators, decision-makers and the general public.

Access to and use of, the website constitutes acceptance of the following terms and conditions. Please note that some of the sub-sites include specific additional terms and conditions.

Unless specified otherwise, all documents published on the website is protected by copyright and owned by ESA/Hubble or the party credited as the provider of the document. Please note that specific use rights regarding images, videos, music and web texts are granted (

Access to the website is provided from USA, where the ESA/Hubble Headquarters are located.

General Disclaimer

Access to and use of the website is at the risk of the users. ESA/Hubble makes every effort to ensure, but does not guarantee, and makes no warranties as to, the accuracy, accessibility, integrity and timeliness of the information published on the website. Consequently, ESA/Hubble shall not be liable for any consequences, including direct, incidental, consequential, indirect or punitive damages arising out of the access to or any use of the website. ESA/Hubble does not warrant that the functional aspects of the website will be uninterrupted or error free or that the website, or the server that makes it available, are free of viruses or other harmful components. Furthermore, ESA/Hubble does not guarantee the accuracy of information provided by external sources and accepts no responsibility or liability for any consequences arising from the use of such data.

The website may contain links and references to websites created and maintained by third parties. These are provided for the convenience and interest of the users, and on the part of ESA/Hubble this does not imply any responsibility, liability or warranty for, nor approval of or endorsement of those websites. When users follow a link to an outside website, they are leaving the website, and are subject to the terms and conditions of that outside website.

ESA/Hubble may change material on the website without notice.

ESA/Hubble would be grateful if users could notify ESA/Hubble of any errors or inaccuracies they may find on the website.

Personal Data Protection Notice

ESA/Hubble, within the implementation of its mission that is decided by its member states, is committed to the protection of personal data of the users of its website. As ESA/Hubble’s privileges and immunities include the inviolability of its premises and archives, personal data protection at/by ESA/Hubble, including the rights of data subjects, follows some specific rules that are explained below.

The data that users provide on the website will be used only for the purposes established here or provided on the specific notices of the sub-sites of the website. ESA/Hubble will not collect data for commercial purposes.

Submitting data to ESA/Hubble via the website is voluntary. By doing so, users grant ESA/Hubble the permission to use the data for the intended purpose. It is noted that not providing certain data may result in ESA/Hubble’s inability to provide the information or service requested by the user.

Automatically collected data and cookies

By accessing the ESA/Hubble website, certain technical information about the users’ visit to the website is automatically collected and temporarily stored on ESA/Hubble servers for the purpose of website management and security. This information includes the internet protocol (IP) addresses and the internet domain from which users access the website, the type of browser and the operating system, the date and time of access and navigation through the website, and the URL of the referring page. This information is collected anonymously, is not linked, and does not identify the users. The information is collected to measure and analyse user activity on the website (e.g. the number of users, number of pages visited, level of demand for pages, topics of interest, types of technology visitors used), in order to help ESA/Hubble provide better customer service and statistics. ESA/Hubble may use a third-party provider for the measurement and analysis of the website usage. The data is collected through the use of various technologies, including cookies. If you do not wish to receive a cookie, or if you wish your browser to notify you when you receive a cookie, you may instruct your web browser to disable cookies. Click on the Settings section of your browser to learn how to change cookie preferences. However, please note that if you disable all cookies you may not be able to take full advantage of all features available on this website.

Google Analytics cookies

This website uses Google Analytics, a web analytics service provided by Google Inc. Analytics cookies are used to gather statistics about the use of the website in order to improve the performance and design of the website and services. For these purposes, analytic cookies collect information about your device type, operating system type, browser type, domain, screen resolution, IP-address (anonymised), referring URLs, information on actions taken on the website and the dates and times of your visits, as well as the country and time zone in which your device is located.


The information obtained through these cookies will be disclosed to or collected directly by Google Analytics. Because IP anonymization has been activated, Google anonymizes the last octet of the IP address for addressees originating in the Member States of the European Union, as well as for other parties to the Agreement on the European Economic Area. Google will not associate your IP address with any other data held by Google.

On behalf of ESA/Hubble, Google will use this information for the purpose of evaluating your use of the website, compiling reports on website activity and providing other services relating to website activity and internet usage.

If you do not wish to receive Google Analytics cookies, or if you wish your browser to notify you when you receive a cookie, you may instruct your web browser to disable cookies. Click on the Settings section of your browser to learn how to change cookie preferences. Alternatively, you may use the following link:

However, please note that if you disable all cookies you may not be able to take full advantage of all features available on this website.

Personal data collected

Users may provide their personal data via the website to subscribe to ESA/Hubble’s newsletters, publications and event announcements, for recruitment purposes, conference registrations, scientific collaborations; scientific user services; or to process user requests and enquiries, or to interact with ESA/Hubble via email for scientific, organisational or other purposes. ESA/Hubble will only use these personal data to provide the requested service, respond to user requests and enquiries, and will treat the data confidentially.

If you choose to view or download images or videos that are made available on the ESA/Hubble website, your IP address, the type of browser and the operating system, the date and time of access to the requested file, and the URL of the referring page will be disclosed to CDN77, a company located in the Czech Republic, which provides the network to deliver these images and videos.

ESA/Hubble will hold your personal data for as long as it is considered necessary for the relevant purpose(s) for which the user provided the data.

User rights, individual access and right to correction

Within the limitations arising from ESA/Hubble’s privileges and immunities, users may ask ESA/Hubble whether it is keeping personal data about them, and request to receive a copy of that personal data, free of charge by sending an email to As a safeguard against abuse, ESA/Hubble will ask the user to provide a proof of identity before providing the user with any personal data. If the user is not able to provide a proof of identity, ESA/Hubble reserves the right to refuse to send the personal data.

Users may request at any time request that ESA/Hubble corrects the personal data in its record regarding the user by sending an email to

Users may at any time unsubscribe from any newsletters and publications from ESA/Hubble, by using the link provided at the bottom of the newsletter or by sending an email to containing the word “unsubscribe” in the subject line. When you unsubscribe, your data will be deleted.

ESA/Hubble has implemented appropriate technical and organisational measures to ensure a level of security which we deem appropriate by taking into account the categories of data collected and the manner in which it is processed. ESA/Hubble assumes no responsibility for the security of the personal data provided.

Notification of changes

As ESA/Hubble reserves the right to change these terms and conditions without prior notice.

If you have any inquiries about ESA/Hubble’s privacy policy statement, please contact

Privacy policy Accelerated by CDN77