To fix this the Royal Observatory decided to set a standard time that everyone could set clocks to. This was called Greenwich Mean time(GMT). GMT became the only official time used in the UK ...

In 1884, an international conference decided that the Prime Meridian, which runs through Greenwich, would be the starting point for timekeeping. The line runs through the Royal Observatory ...

Herstmonceux Observatory, formerly owned by the Royal Observatory Greenwich, has been owned by Queen's University in Canada since the 1990s and leased to the Observatory Science Centre.

Get starry-eyed at this exploration of the universe at the Royal Observatory in Greenwich’s planetarium. Watch ‘The Sky Tonight Live’, presented by an astronomer, to find out what is in the ...

We spoke to the Astronomy Education Officer at the Royal Observatory Greenwich, Jessica Lee, to find out what you can see this month in the night sky from London. Celebrating its 350th ...

The Royal Observatory Greenwich is the home of Greenwich Mean Time and the Prime Meridian of the World. It is also home to London's only planetarium, the Harrison timekeepers and the UK's largest ...

The competition is organized by the Royal Observatory Greenwich in London, England, in association with BBC Sky at Night Magazine, and is open to all ages, and abilities across the globe ...

Ryan Imperio has been named the Royal Observatory Greenwich’s Astronomy Photographer of the Year for a photograph that captures the progression of Baily’s beads during the 2023 annular eclipse.

The competition, which is run by the Royal Observatory Greenwich in London—the home of Greenwich Mean Time and the Prime Meridian—attracted 4,000 entries this year from amateur and ...

We spoke to the Astronomy Education Officer at the Royal Observatory Greenwich, Jessica Lee, to find out what you can see this month in the night sky from London. Celebrating its 350th anniversary ...