The £77m makeover is due to complete in 2028. The Royal Observatory in Greenwich has unveiled plans for a £77m renovation, due to complete in 2028.

The Royal Observatory Greenwich—the birthplace of modern astronomy—is preparing for an exciting transformation. The Observatory is marking its 350th anniversary with a major redevelopment ...

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.

Paddy Rodgers, chief executive of Royal Museums Greenwich, said: ‘Founded 350 years ago, the Royal Observatory Greenwich is Britain’s oldest purpose-built scientific institution.

In 1967, the Royal Greenwich Observatory built a new tool — the Isaac Newton Telescope. The Isaac Newton Telescope was housed in its own new huge telescope dome (white this time), offset from ...

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