Year of the Comet
Comet C/2011 L4 (PANSTARRS)

PANSTARRS information

Comet C/2012 S1 (ISON)

ISON information

Web Extras

Fly over and above the Square Kilometer Array

An international team is designing a radio telescope 100 times more sensitive than any of its kind. Here's what it will look like.
By Daniel Pendick
Published: March 19, 2008
The Square Kilometer Array (SKA) will consist of a network of radio antennae spread across the countryside of Australia or Southern Africa. This animated tour will give you a better idea of the monumental scale of the project.
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