All the winning and shortlisted images from the 2017 Insight Astronomy Photographer of the Year competition, hosted by the Royal Observatory, Greenwich.
The images are submitted in one of the following categories:
* Earth and Space
* Our Solar System
* Deep Space
* Young Astronomy Photographer of the Year
Special Prize Categories
* Best Newcomer
* People and Space
* Robotic Scope
Each image is accompanied by caption, photographer, location and technical details.
Every year the Royal Observatory, Greenwich hosts a free exhibition of the winners of the Astronomy Photographer of the Year competition, showcasing some incredible images of the sky.
The Royal Observatory, Greenwich is the home of Greenwich Mean Time and the Prime Meridian of the World, making it the official starting point for each new day and year. It is also home to London's only planetarium, the Harrison timekeepers and the UK's largest refracting telescope. It runs the annual Astronomy Photographer of the Year competition.