NASA scientist watch New light on Saturn

by Tashi Dayle    July 16, 2008

The natural coloured light displays, known as auroras, are usually observed at night, particularly in the polar zone. This type of aurora, named after the Roman goddess of dawn, is thought to be much like the Earth's, which is caused by the solar wind, a stream of charged particles emanating from the Sun. In the latest findings astronomers believe Saturn may also exhibit a dimmer, continuous type of aurora.

On Jupiter where the volcanic moon Io along with several other moons spews roughly a tonne of material per second into orbit around the gas giant, a website said.

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