NGC 6872 has recently been named the largest spiral galaxy observed - or "little bit of a fraud"? Professor Mike Merrifield is an expert on galaxies at the University of Nottingham. Visit our website at http://www.sixtysymbols.com/ We're on Facebook at http://www.facebook.com/sixtysymbols And Twitter at http://twitter.com/#!/periodicvideos This project features scientists from The University of Nottingham http://www.nottingham.ac.uk/physics/index.aspx Sixty Symbols videos by Brady Haran A run-down of Brady's channels: http://periodicvideos.blogspot.co.uk/2012/06/here-are-my-channels.html About the book on Mike's shelf: http://periodicvideos.blogspot.co.uk/2011/02/atlas-of-creation.html