As the Royal Observatory Greenwich celebrates its 350th anniversary on June 22, 2025, we look back at its impacts on time, space and navigation.

The Royal Observatory became considered the home of time and navigation, establishing the Prime Meridian in 1884 as the world’s zero longitude and Greenwich Mean Time as a global standard.

The Royal Observatory Greenwich was established 350 years ago this month. Prior to 1972, the Astronomer Royal also served as Director of this facility. Credit: Paul Wilkinson (Flickr, CC BY 2.0) ...

June 22 marks the 350th anniversary of the Royal Observatory Greenwich, the home of the historic Prime Meridian and considered by many to be the birthplace of modern astronomy.

Greenwich: A Journey Through Space and Time The team celebrate the 350th anniversary of the Royal Observatory, recreating history at a special dinner party, where they are joined by a glittering ...

The choice of rose gold, which contains copper, pays homage to the copper strip marking the Prime Meridian that is embedded in the ground at the Royal Observatory at Greenwich, erected 350 years ago.

The peak, Imo Bell, an astronomer at the Royal Observatory Greenwich, explains, is the exact moment “when the side of the moon facing us is fully lit by the sun.” But, you still have time to enjoy the ...

The Royal Observatory shared that if you’ve got a camera, “You can take good images of the Moon with just a single-lens reflex (SLR) camera and a 250 mm telephoto lens.” ...

London’s 12 city farms are educational and fun green spaces aimed at serving the local community, and home to a plethora of creatures, from the curious to the cuddly. Mudchute Park and Farm covers 32 ...