[NetBehaviour] Eerie Sounds of Saturn's Radio Emissions

marc marc.garrett at furtherfield.org
Fri Jul 29 22:38:20 CEST 2005


Hi Sim,

Well - I suppose they could old satelites caught up in the rocks still 
sending their signals, but probably not...

marc

> >These structures indicate that there are numerous small radio sources 
> moving along magnetic field lines threading the auroral region.
> That sounds strange... what could these small radio sources be?
> Great link... :) 
>
>     ----- Original Message -----
>     *From:* marc <mailto:marc.garrett at furtherfield.org>
>     *To:* NetBehaviour for networked distributed creativity
>     <mailto:netbehaviour at netbehaviour.org>
>     *Sent:* Friday, July 29, 2005 6:28 PM
>     *Subject:* [NetBehaviour] Eerie Sounds of Saturn's Radio Emissions
>
>     *Eerie Sounds of Saturn's Radio Emissions*
>
>     Saturn is a source of intense radio emissions, which have been
>     monitored by the Cassini spacecraft. The radio waves are closely
>     related to the auroras near the poles of the planet. These auroras
>     are similar to Earth's northern and southern lights. This is an
>     audio file of radio emissions from Saturn.
>
>     The Cassini spacecraft began detecting these radio emissions in
>     April 2002, when Cassini was 374 million kilometers (234 million
>     miles) from the planet, using the Cassini radio and plasma wave
>     science instrument. The radio and plasma wave instrument has now
>     provided the first high resolution observations of these
>     emissions, showing an amazing array of variations in frequency and
>     time. The complex radio spectrum with rising and falling tones, is
>     very similar to Earth's auroral radio emissions. These structures
>     indicate that there are numerous small radio sources moving along
>     magnetic field lines threading the auroral region.
>
>     more...
>     http://www.nasa.gov/mission_pages/cassini/multimedia/pia07966.htmlv
>
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