Most distant object in the universe spotted


	Most distant object in the universe spotted

rnilanjan

4-28-2009 7:49 AM

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tags:

astronomy, space

1 Comment |

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4-29-2009 3:50 PM

tanyamm

Doesn't it actually mean the last object our most powerful telescopes are able to see. There isn't a wall there. And I seriously doubt there's a void of nothing but emptiness.

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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/f884830c-35e9-4c4c-b7cf-8831973cefd0/66EE6EEE-2E17-403F-8DEC-8847CAB07849/" 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://www.newscientist.com/article/dn17035-most-distant-object-in-the-universe-spotted.html?DCMP=OTC-rss&nsref=cosmology" href="http://www.newscientist.com/article/dn17035-most-distant-object-in-the-universe-spotted.html?DCMP=OTC-rss&nsref=cosmology" style="font-size: 11px;">www.newscientist.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.newscientist.com/article/dn17035-most-distant-object-in-the-universe-spotted.html?DCMP=OTC-rss&nsref=cosmology"><div align="center"><img src="http://content8.clipmarks.com/blog_cache/www.newscientist.com/img/7C0EA984-60FA-4420-A023-C1F7081314AC" alt="A gamma-ray burst has been found at a distance of 13.1 billion light years from Earth - the most distant object ever confirmed to be seen (Illustration: NASA/D Berry)" /></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://www.newscientist.com/article/dn17035-most-distant-object-in-the-universe-spotted.html?DCMP=OTC-rss&nsref=cosmology"><P>Astronomers have spotted the most distant object yet confirmed in the universe – a self-destructing star that exploded 13.1 billion light years from Earth. It detonated just 640 million years after the big bang, around the end of the cosmic "dark ages", when the first stars and galaxies were lighting up space.</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://www.newscientist.com/article/dn17035-most-distant-object-in-the-universe-spotted.html?DCMP=OTC-rss&nsref=cosmology">the brightest type of stellar explosion. GRBs occur when massive, spinning stars collapse to form black holes and spew out jets of gas at <A href="http://www.newscientist.com/article/dn12051-jets-of-matter-clocked-at-nearlight-speed.html">nearly the speed of light</A>. These jets send gamma rays our way, along with "afterglows" at other wavelengths, which are produced when the jet heats up surrounding gas.</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://www.newscientist.com/article/dn17035-most-distant-object-in-the-universe-spotted.html?DCMP=OTC-rss&nsref=cosmology">This burst lies at a redshift of 8.2, more distant than the <A href="http://www.newscientist.com/article/dn14775-cosmic-explosion-is-most-distant-ever-seen.html">previous GRB record holder</A></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://www.newscientist.com/article/dn17035-most-distant-object-in-the-universe-spotted.html?DCMP=OTC-rss&nsref=cosmology">The burst's immense distance makes the now-dead star the earliest object to be discovered from an era called '<A href="http://www.newscientist.com/article/dn6438-hubble-heats-debate-over-ionised-universe.html">reionisation</A>', which occurred within the first billion years after the big bang</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/66EE6EEE-2E17-403F-8DEC-8847CAB07849/blog/" title="blog or email this clip"><img src="http://content9.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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