Astronomy Photographer of the Year is the largest international competition of its kind. Organised by the Royal Observatory Greenwich and sponsored by Insight Investment, the competition receives entries from photographers all around the world. It annually showcases the best space photography from a global community of astrophotographers.

"These were the most beautiful noctilucent clouds I have ever seen. Last summer I rode alone on my motorcycle from Denmark all the way up to Europe's northernmost place – North Cape, which is located in northern Norway." Ruslan Merzlyakov, 2017