2012 has been another fantastic year for the Astronomy Photographer of the Year competition, with more entries than ever before being submitted from all around the world.

We visited three of our entrants on location to understand the story behind their pictures.

This short film follows Chris Warren from Edinburgh, UK, winner of Our Solar System category for 2012.

rmg.co.uk/astrophoto
flickr.com/groups/astrophoto

Credit as 'Royal Observatory Greenwich/ Lonelyleap'.

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