Now in its sixth year, the Astronomy Photographer of the Year competition and exhibition showcases incredible images from astrophotographers all around the world. Get involved by entering your images to win great prizes and unparalleled exposure of your talent. Don't forget that this year entries close on 24 April.
What's your favourite photo?
Help us map the night sky by adding your photo to a vast catalogue of images from amateur and professional astronomy photographers alike. Find out more.
The Royal Observatory Greenwich would like to thank:
We visited three of our 2013 shortlisted entrants on location to understand the story behind their pictures. Watch all the short films and be inspired.
How to... photo guides
Step-by-step guides on how to achieve the best results, from getting the right gear through to processing, plus videos from some of the winners of the competition explaining how they got their shot.
You can also download our schools guide to observing and photographing the night sky.
Star trails image by Steph Hall
2013 banner image: Star Glory Stone by Dingyan Fu