Our Invisible Sun

Synopsis
Shows how the most dramatic phenomena that we see on the surface (photosphere) of the sun, such as sunspots and flares, are produced by still enigmatic invisible magnetic forces. Some of the most violent eruptions eject millions of tons of gas which can collide with the earth’s atmosphere, causing spectacular auroral displays around the magnetic poles. But is our star unique?
Series
Astronomy and Planetary Science, Course S281
Language
English
Country
Great Britain
Medium
Video; Videocassette. Standard formats. col. 24 min.
Year of production
1993
Availability
Off-air recording licence
Sale; 1998 sale: £145.00 (+VAT +p&p)
Subjects
Astronomy; Physics
Keywords
solar flares; sun

Credits

Producer
Tony Jolly
Cast
Veronika Hyks 

Production Company

Name

BBC Open University Productions

Distributor

Name

Open University Worldwide

Web
http://www.ouw.co.uk External site opens in new window
Phone
+44 (0) 1908 274066
Address
Walton Hall
Milton Keynes
MK7 6AA
Notes
NB. As of May 2016 Open University Worldwide are no longer distributing DVDs. They have posted this message on their website: ‘Unfortunately Open University Worldwide Limited has decided that product sales are no longer viable given the reduced funding to Higher Education institutions and diminishing demand for the products we have traditionally stocked. At present the Open University Students Association (OUSA) will continue to sell the "Good Study Guide", and we are in discussion with other possible distributors to continue to make The Open University’s products available for purchase. As soon as we have any information on other channels of distribution we will update this notice’. Some products are still available via second hand dealers on Amazon.co.uk

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