Story topic
How to sight the new crescent Moon
In the Islamic calendar, the new crescent Moon marks the start of the month
Policy overview
Donations and Sponsorship Acceptance Policy
This policy aims to establish principles that guide our practice, and prescribe acceptable procedures regarding accepting donations and sponsorship; its management, evaluation and accountability.
Event
Unfit for service: disability and old age in the British Navy during the French Wars
Join us for a free online talk by Dr Manon C. Williams
Story topic
Photographing a natural optical illusion
Meet Marcella Giulia Pace, who won the Our Moon category of the ZWO Astronomy Photographer of the Year 2025 competition with her unique image of a natural optical spectacle
Story topic
A rare spectacle: photographing the aurora in England
An incredibly strong solar storm in May 2024 made the aurora visible across the UK. Astrophotographer Darren Flinders seized this once-in-a-lifetime opportunity
Story topic
Billions of stars, one winning photograph: the core of Andromeda
A trio of photographers from China have won the ZWO Astronomy Photographer of the Year 2025 competition with a breathtaking image of the core of the Andromeda Galaxy