Astronomy

Venture into another dimension and discover all about astronomy and the study of celestial objects, such as stars, comets, planets and asteroids. Plus, how you can be captivated by the wonders of the universe at the Peter Harrison Planetarium at Royal Observatory Greenwich. 

What are the main differences between Hubble and the new James Webb Space Telescope?

John Dee (1527–1608/9) was a brilliant mathematician, antiquary and astrologer, during the reign of Queen Elizabeth I.

On 27 July 2018 there will be a total lunar eclipse, also known as a blood moon, visible from the UK from moonrise at around 9pm.

The Great Equatorial Telescope at the Royal Observatory kept Britain at the forefront of astrophysics and greatly expanded our knowledge of stars.

The story of Astronomer Royal George Biddell Airy and the remarkable Airy Transit Circle telescope he designed at the Royal Observatory Greenwich.

How the humble prism helped unlock the secrets of what the Universe is made of and where it is heading.

How and, more importantly, why do we measure the brightness of stars?

Handy tables of orbits, mass, rotation periods and tilts for the planets and their moons in the Solar System.

With a telescope we can see billons of miles and travel effortlessly back billions of years in time.

Why was Greenwich chosen as the home of the Prime Meridian and Greenwich Mean Time, and what do those terms mean?

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