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The Star of Bethlehem

Ever since Jesus was born, people have been pondering on...

Our Galaxy – one of billions in the Universe –...

Why do astronomers do astronomy? It's often assumed that astronomy...

A lecture on the Solar System’s most important inhabitant: our...

The story of Halley's Comet is one that will last...

In 1781, William Herschel became the first man in history...

Professor Chartres offers an overview of the history and culture...

At the beginning of 1720, almost the whole of England...

Was English success against the Spanish Armada an instance of...

Professor Hide explains what makes the planet's magnetic field so...