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Supermassive Black Holes
Episode 2 of 5
Once the stuff of sci-fi, Ben Silburn explores the centre of the galaxy and the most spectacular objects in the universe.
Last on
Sun 21 Apr 2013
13:15
BBC Radio 4 Extra
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Broadcasts
- Tue 29 Apr 2008 13:45BBC Radio 7
- Tue 4 Nov 2008 13:45BBC Radio 7
- Tue 22 Sep 2009 14:15BBC Radio 7
- Wed 23 Sep 2009 04:15BBC Radio 7
- Tue 22 Jun 2010 15:00BBC Radio 7
- Sun 21 Apr 2013 07:15BBC Radio 4 Extra
- Sun 21 Apr 2013 13:15BBC Radio 4 Extra