June 22 marks the 350th anniversary of the Royal Observatory Greenwich, the home of the historic Prime Meridian that is considered by many to be the birthplace of modern astronomy. To celebrate, we're ...

Near the small town of Herstmonceux in the English county of East Sussex sits the former home of the Royal Greenwich Observatory. The Royal Observatory Greenwich was first built in Greenwich, London, ...

LONDON — On a blustery afternoon, a multinational clot of tourists waited for a turn to straddle some of the most ephemeral notions — time and space. They’d come to the Royal Observatory, perched on a ...

The Royal Observatory in Greenwich is to become a working observatory again, six decades after light and air pollution forced astronomers out of the capital. After hosting stargazers for nearly three ...

For 300 years, the Royal Observatory at Greenwich Park in London was the center of the scientific world, in some cases literally—the Prime Meridian, the line of 0 degrees longitude dividing the ...