Newsletter correct answer
The correct answer for the Captain's Quiz
Newsletter incorrect answer
The incorrect answer for the Captain's Quiz
Blog post
What caused the disappearance of the Flannan Isle lighthouse keepers?
Were the lighthouse keepers on Flannan Island swept away? Or did something darker take place that night?
Event
Lunar Lates
Make the most of the long, light evenings and the Royal Observatory's extended summer opening hours to enjoy talks and tours focused on the Moon
Event
Astronomy LEGO brick club
Join us for a LEGO brick building club themed around the night sky
Blog post
Wars of Peace: Royal Navy Operations 1918 to 1923
World War I might have ended for some in 1919, but for others, fighting continued, whether they liked it or not.
2026 guide to the night sky
Find out what to see in the night sky in 2026 with the Royal Observatory's astronomy calendar
To Map Crossings / To Cross Maps
Bringing together the personal stories of individuals who made perilous journeys and Royal Museums Greenwich’s contemporary map collections
Queen's House
See extraordinary art for free inside one of London's most beautiful buildings
Queer History Club
An informal, community-centred research group meeting monthly at the National Maritime Museum