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Horizon

on BBC Two England

Darkness Visible
Twinkle, twinkle, little star
How I wonder what you are ...
A small number of astronomers have been searching the universe for X-rays from the sun and from other stars and galaxies. They have discovered neutron stars, black holes, X-ray galaxies and quasars, flashing and pulsing with radiation more powerful than originally thought possible. Narrator VERNON JOYNER
Editor SIMON CAMPBELL-JONES
Written and produced by DICK GILLING

Contributors

Narrator:
Vernon Joyner
Editor:
Simon Campbell-Jones
Produced By:
Dick Gilling

BBC Two England

About BBC Two

BBC Two is a lively channel of depth and substance, carrying a range of knowledge-building programming complemented by great drama, comedy and arts.

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