Amazing Old Stars Give Birth Again

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	Amazing Old Stars Give Birth Again

gagneeric

1-22-2008 1:13 PM

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tags:

star, birth

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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/73a73c67-26dc-4463-ac89-a4eb040eb3f9/5DF612EF-2F8C-417E-B64D-320BA6A08147/" 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.yahoo.com/s/space/20080121/sc_space/amazingoldstarsgivebirthagain" href="http://news.yahoo.com/s/space/20080121/sc_space/amazingoldstarsgivebirthagain" style="font-size: 11px;">news.yahoo.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://news.yahoo.com/s/space/20080121/sc_space/amazingoldstarsgivebirthagain"><P>
                        Two old
stars appear to be gearing up for a second generation of planet formation, a
phenomenon astronomers say they have never seen before.</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.yahoo.com/s/space/20080121/sc_space/amazingoldstarsgivebirthagain"><P>"This
is a new class of stars, ones that display conditions now ripe for formation of
a second generation of planets, long, long after the stars themselves
formed," said <SPAN id="lw_1200929973_0" class="yshortcuts">UCLA astronomy graduate student</SPAN> Carl Melis, who reported the
findings at a recent meeting of the American Astronomical Society in <SPAN id="lw_1200929973_1" class="yshortcuts">Austin,
Texas</SPAN>.</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.yahoo.com/s/space/20080121/sc_space/amazingoldstarsgivebirthagain"><P>The stars
are <A href="http://us.rd.yahoo.com/dailynews/space/sc_space/storytext/amazingoldstarsgivebirthagain/25998249/SIG=19mpsait8/*http://www.space.com/php/multimedia/imagedisplay/img_display.php?pic=080118-bp-piscium-02.jpg&cap=The+star+BP+Piscium+%28center%29%2C+in+the+constellation+Pisces%2C+is+shooting+out+jets+of+gas+%28green+and+red+streaks%29.+Credit:+Marshall+Perrin%2FUCLA+Astronomy%2C+and+James+Graham%2FUC+Berkeley+Astronomy" linkindex="34"><SPAN id="lw_1200929973_2" class="yshortcuts">BP Piscium</SPAN></A> in the constellation Pisces and TYCHO 4144 329 2, which resides
in the constellation Ursa Major. The exact ages of the stars are unknown, but
it is estimated they are at least hundreds of millions or possibly billions of
years old, and might have already given birth to planets long ago.</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.yahoo.com/s/space/20080121/sc_space/amazingoldstarsgivebirthagain"><P>"Most
astronomers now believe that most stars are accompanied by first-generation
planets of some sort, even if the planets are not massive enough to be picked
up by the radial velocity [detection] technique," Melis said. </P></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/5DF612EF-2F8C-417E-B64D-320BA6A08147/blog/" title="blog or email this clip"><img src="http://content7.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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