What does it take to be an award-winning astrophotographer? We went on location with three of this year's winners to find out.

This short film is an interview with Nicole Sullivan, from California, USA. Nicole was runner-up in the Young Photographer category of the Astronomy Photographer of the Year competition 2011.

nmm.ac.uk/astrophoto
flickr.com/groups/astrophoto

Credit as 'Royal Observatory Greenwich/ Lonelyleap'.

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