The Astronomy Photographer of the Year exhibition is now on display at the Royal Observatory Greenwich. See all the amazing winning entries from 2011, plus behind the scenes videos looking at how some of the shots were taken.

How to get to the Royal Observatory, Greenwich

The Royal Observatory Astronomers have a look through photos in the Flickr group using the exhibition interactive

If you’d like a little memento of Astronomy Photographer of the Year 2011, why not have a look at our selection of postcards, posters and greeting cards. All are available to buy at our online shop and at the Royal Observatory, Greenwich.