Acknowledgements
This free course was written and produced by:
Authors and presenters; Jo Jarvis, Alan Cayless, Simon Clark, Stella Bradbury, Ulrich Kolb, Meredith Morrell, Colin Snodgrass.
Programmers; Geoff Austin, James Smith.
Contributers; thanks to Helen Fraser for advice and guidance
Contributers; Angela Lamont and Andrew Rix – filming and video production.
IAC/ODT; Miquel Serra-Ricart, Nayra Rodrigues-Eugenio, Rafael Rebolo.
With thanks to the staff and facilities of the IAC and ODT for their support and cooperation in the filming and production of this Badged Open Course.
Except for third party materials and otherwise stated (see terms and conditions [Tip: hold Ctrl and click a link to open it in a new tab. (Hide tip)] ), this content is made available under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence.
The material acknowledged below is Proprietary and used under licence (not subject to Creative Commons Licence). Grateful acknowledgement is made to the following sources for permission to reproduce material in this free course:
Figures
Figure 1, 2, 4 and 10: © Alan Cayless
Figure 6: taken from: https://commons.wikimedia.org/wiki/File:Leavitt_aavso.jpg;
Figure 7: © NASA, ESA and Z.Levay (STScl); Science Credit: NASA, ESA, the Hubble Heritage Team (STScI/AURA) and the American Association of Variable Star Observers
Figure 8: © NASA/CXC/M.Weiss
Figure 9: © David Anderson; https://creativecommons.org/licenses/by/2.5/
Figure 10: Telescope.org
Videos
Video 3: ESO; https://www.eso.org
Thanks also to:
NASA Hubble Heritage Team (STScI/AURA)
American Association of Variable Star Observers (AAVSO)
European Southern Observatory (ESO)
Every effort has been made to contact copyright owners. If any have been inadvertently overlooked, the publishers will be pleased to make the necessary arrangements at the first opportunity.
Don't miss out
If reading this text has inspired you to learn more, you may be interested in joining the millions of people who discover our free learning resources and qualifications by visiting The Open University – www.open.edu/ openlearn/ free-courses.