Astronomy Photographer of the Year showcases the world's best space photography, from spectacular skyscapes to mind-blowing images of distant planets and galaxies.
Every year, photographers from across the globe compete to be part of the final exhibition and take home the prestigious title.
Entry to the 2024 competition is now open. The entry window closes at 12pm GMT on 5 March.
Find out more about the competition, rules and prizes below, and submit your entries on the Royal Museum Greenwich's website https://www.rmg.co.uk/whats-on/astronom ... ompetition