Press release
Royal Observatory Greenwich announces ZWO Astronomy Photographer of the Year 17 winner
The overall winner of Royal Observatory Greenwich’s ZWO Astronomy Photographer of the Year 17 is The Andromeda Core by photographers Weitang Liang, Qi Yang and Chuhong Yu.
Story topic
When is Easter?
Easter falls on a Sunday between 22 March and 25 April, but working out which Sunday exactly requires an astronomical calculation
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Blog post
The Tunguska Event
Learn more about the Tunguska event in 1908, a highly destructive asteroid explosion that occurred in a remote area of Siberia
Story topic
How will the Universe end?
Life on Earth, our Sun and Solar System, the Milky Way – all good things must come to an end. But what about the fate of the Universe itself?
Story topic
The dwarf planets: Pluto, Ceres, Haumea, Makemake and Eris
We’ve all heard of the planets, but what is a dwarf planet? And why isn’t Pluto a planet anymore?
Story topic
Noctilucent clouds: what are they and when can you see them?
Discover more about the astronomy phenomenon that makes clouds appear to glow at night 
Blog post
How to see the green comet C/2022 E3 (ZTF)
Discover how to see this once-in-a-lifetime comet, which might be visible to the naked eye under dark skies.