The Sky at Night

The Sky at Night

Our team of astronomers tell us what's on view in the night sky. From comets to quasars, there is always something fascinating to discuss in the Universe.

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The Ice Giants experts

The Ice Giants experts

This month's guest experts are exploring how the unique locations of the frozen planets make them so different to Earth.

How do we know the Big Bang happened?

How do we know the Big Bang happened?

Maggie Aderin-Pocock explores the remnants of the Big Bang that tell a clear story about the origins of our Universe, 14 billion years ago.

Join the asteroid hunt

Join the asteroid hunt
The asteroid hunt is up and running. Take part to discover objects that have never been observed before by searching for Near Earth Asteroids that could collide with our planet.

Asteroid Zoo website

Mars competition winning image

Mars competition winning image

Jon Green's winning image has been captured by the Mars Reconnaissance Orbiter and beamed back to Earth and it reveals an astonishing landscape.

How do telescopes work?

How do telescopes work?

What's the differences between refractor, reflector and radio telescopes? Find out about the principles behind each in this illustrated guide.

Pete Lawrence's Moon guides

Pete Lawrence's Moon guides

All the information you need to spot the Moon's seas, craters and mountains - with the naked eye, binoculars or a telescope. Also available as PDFs.

Sir Patrick Moore, 1923-2012

Sir Patrick Moore, 1923-2012
Born in the same year that the BBC was founded, Patrick’s career represented the Corporation at its very best.

Photo Group

The Sky at Night photo group on Flickr

Share images, be inspired and learn from fellow photographers.

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