Spider found on Mercury

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	Spider found on Mercury

JohnWaterman

1-30-2008 5:38 PM

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1-31-2008 12:34 AM

mickfinn

Methinks David Bowie may have to rethink his classic song

2-1-2008 3:30 AM

thisnamecantbetaken

*LOL* alan!

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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/985eac97-10d9-4519-bcc9-b91eda8a9c00/5603917A-B801-4A55-B4B7-3C47ACB06CAC/" 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://space.newscientist.com/article/dn13257-bizarre-spider-scar-found-on-mercurys-surface.html" href="http://space.newscientist.com/article/dn13257-bizarre-spider-scar-found-on-mercurys-surface.html" style="font-size: 11px;">space.newscientist.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://space.newscientist.com/article/dn13257-bizarre-spider-scar-found-on-mercurys-surface.html">A bizarre spider shape has been discovered on the surface of Mercury during the first flyby of the planet by NASA's Messenger spacecraft. The discovery of the spider – which is unlike anything seen elsewhere in the solar system – was announced on Wednesday</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://space.newscientist.com/article/dn13257-bizarre-spider-scar-found-on-mercurys-surface.html">a strange spider-shaped feature near the centre of a huge impact scar called Caloris basin. The spider shape is formed by a set of troughs that crisscross to form polygonal shapes at the spider's centre and also radiate outwards</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://space.newscientist.com/article/dn13257-bizarre-spider-scar-found-on-mercurys-surface.html"><div align="center"><img src="http://content9.clipmarks.com/blog_cache/space.newscientist.com/img/B97DE08A-AE28-4D72-8BED-BED2E9425763" alt="Scientists are puzzling over this strange spider shape formed by a set of radiating troughs at the centre of Mercury's huge Caloris impact basin. The troughs might be stretch marks formed when the ground here expanded, but their relationship to the crater near the centre is uncertain (Image: NASA/JHUAPL/CIW)" /></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://space.newscientist.com/article/dn13257-bizarre-spider-scar-found-on-mercurys-surface.html">We have seen a number of impact basins in the solar system – we have never, ever seen anything like this in the centre of any of them, and it's fair to say that we haven't seen any features like this elsewhere on Mercury or on the Moon,"</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://space.newscientist.com/article/dn13257-bizarre-spider-scar-found-on-mercurys-surface.html">appear to be stretch marks called extensional faults</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://space.newscientist.com/article/dn13257-bizarre-spider-scar-found-on-mercurys-surface.html">formed as a result of part of the surface expanding</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://space.newscientist.com/article/dn13257-bizarre-spider-scar-found-on-mercurys-surface.html">may have occurred when volcanic activity injected material below the surface</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://space.newscientist.com/article/dn13257-bizarre-spider-scar-found-on-mercurys-surface.html">or when the surface rebounded after being pushed down by impacts</blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/5603917A-B801-4A55-B4B7-3C47ACB06CAC/blog/" title="blog or email this clip"><img src="http://content6.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>

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