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View Full Version : Saturn's Mysterious Auroras Explained



Fraser
2005-Sep-07, 08:44 AM
SUMMARY: In some ways, the bright auroras at Saturn's poles are very similar to our own Northern/Southern lights here on Earth. But in other ways, they're very different, and it's a mystery that has been puzzling astronomers since they were first discovered 25 years ago. Saturn's auroras can brighten for days (compared to minutes here Earth), and can stay still while the planet rotates underneath. Now scientists have used observations from Hubble and the Cassini spacecraft to develop a new theory about how Saturn's magnetic field interacts with the solar wind to produce its unusual auroras.

View full article (http://www.universetoday.com/am/publish/saturn_auroras_explained.html)
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