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Using our Content

Bob the Alien's Tour of the Solar System is designed to provide information about the fascinating topic of astronomy and space exploration. We publish this information online so that it can be spread far and wide across the entire planet, and maybe other planets too.

There may be various reasons why you would like to use content from this website. Below are some guidelines of how our content can be used, but please get in touch with us if you would like clarification of anything.

Educational, Personal and Non-Commercial Use

Our website exists primarily as an educational resource. We encourage the use of it in all kinds of educational establishments and for all manner of personal and non-commercial reasons. We are happy (and grateful!) for you to provide links to any of the pages on our website either in online or printed resources.

If you do wish to use any of the written content in an educational or non-commercial resource, we ask that you don't copy entire pages or articles. We also request that you credit Bob the Alien's Tour of the Solar System as the source of content and if possible provide a link to its homepage ( or the page containing the content you are using. If you are required to cite the website in a more formal manner, details to help you to do this are provided further below.

As Bob the Alien's Tour of the Solar System is a UK-based website, it uses British spellings of words (e.g. "centre" instead of "center") and provides measurements in metric with their imperial equivalents in brackets. Feel free to edit the spellings and include whichever measurements are most relevant for your own use.

Pages on this site are designed to adapt to be printer-friendly. If you wish to print them out, they should automatically format themselves to remove navigation bars, background images and advertising.

Commercial Use

In most cases, we won't have any objections for our content to be used for commercial reasons. However, please contact us directly using our email form with details of what you would like to use and how you would like to use it.

Use of Images

Most images of space objects that appear on this site are obtained from NASA or European Space Agency sources. As they are government organisations, these images are generally publicly available and can, in most cases, be used freely. Please refer to NASA's Media Usage Guidelines and ESA's Copyright Notice for further information.

There are some images that appear on Bob the Alien's Tour of the Solar System that have been published with kind permission of the copyright holder. The copyright holder will be credited as the source of the image and, unless otherwise stated, the image cannot be re-used elsewhere without permission from that copyright holder.

Images without a stated source are copyright of Bob the Alien's Tour of the Solar System. These images can be used for educational, personal and non-commercial reasons providing that this website credited as the source of them. Please contact us if you wish to use any of our images for commercial reasons.

If you have taken any photos of anything or illustrated anything that you think may be useful and relevant and would like to see it published on the site, please get in touch. Full credit will be given to you if your image is used.

Citing This Site

Although we are happy for you simply to credit this site as Bob the Alien's Tour of the Solar System, you may be required to cite it in a particular way or provide extra information about the source. For example, you may be writing an essay, and your school asks you to provide details of author, publication date, etc. Below are the main snippets of information you will usually need to include to cite this website:

Article Title: This usually appears in the tab at the top of your web browser and is included before the start of the content on each page (e.g. this page's title is "Using Our Content")
Website Title: Bob the Alien's Tour of the Solar System
URL: This usually appears in your web browser's address bar. It will always begin with
Author: James Adams
Publisher: Sultana Barbecue
Publication date: 2000 - 2023 (please contact us if you need the original date of publication of an actual page, but bear in mind that, as a website, pages are constantly updated)
Country of Publication: United Kingdom

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