Saturn's ring mystery is solved


	Saturn's ring mystery is solved

invictus

8-3-2007 6:20 AM

689 views

tags:

astronomy, space, planets, saturn

1 Comment |

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8-3-2007 11:04 AM

vix273

oh yaehh. (; rlly interesting.. thx for thiss

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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/db3788ea-8fbf-4940-ab58-6e8d61020272/4F16F518-EB0E-4A29-A180-3AE26D0A7105/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://news.bbc.co.uk/2/hi/science/nature/6927965.stm" href="http://news.bbc.co.uk/2/hi/science/nature/6927965.stm" style="font-size: 11px;">news.bbc.co.uk</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://news.bbc.co.uk/2/hi/science/nature/6927965.stm"><DIV class="sh">
					Saturn's ring mystery is solved
				</DIV></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://news.bbc.co.uk/2/hi/science/nature/6927965.stm"><FONT size="2">
<TABLE width="203" cellspacing="0" cellpadding="0" border="0" align="right"><TBODY><TR><TD><DIV>
				<IMG width="203" vspace="0" hspace="0" height="350" border="0" alt="G ring (Image courtesy of Cassini Imaging Team and NASA/JPL/SSI) " src="http://newsimg.bbc.co.uk/media/images/44035000/jpg/_44035779_sat_203300.jpg" />
				<DIV class="cap">Cassini images of Saturn's G ring captures its single, bright arc </DIV>
			</DIV>
			</TD></TR></TBODY></TABLE><B>Scientists have made a significant step forward in understanding the dynamics of Saturn's magnificent and mysterious system of rings.</B>
</FONT></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://news.bbc.co.uk/2/hi/science/nature/6927965.stm"><P>
<FONT size="2">The behaviour of one ring in particular - the G ring - has baffled experts.
</FONT></P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://news.bbc.co.uk/2/hi/science/nature/6927965.stm"><P>
<FONT size="2">Its dust particles should ebb away because there are no nearby moons to hold them in place or replenish them.
</FONT></P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://news.bbc.co.uk/2/hi/science/nature/6927965.stm"><P>
<FONT size="2">But the Cassini probe has shed new light on the faint, narrow ring; showing that it interacts with a much more distant Saturnian satellite.
</FONT></P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://news.bbc.co.uk/2/hi/science/nature/6927965.stm"><FONT size="2">The work, published in Science, also unveiled the ring's odd structure.
</FONT></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://news.bbc.co.uk/2/hi/science/nature/6927965.stm"><FONT size="2">The G ring is one of Saturn's outermost rings: it is more than 168,000km from the centre of the planet and more than 15,000km from the nearest moon.
</FONT></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://news.bbc.co.uk/2/hi/science/nature/6927965.stm"><FONT size="2">"It's a dusty ring," explained Matthew Hedman, a research associate at Cornell University and lead author of the study. "Like the E ring and F ring, it is primarily composed of tiny grains of ice just a few microns across."
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