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src="/web/20090224195622im_/http://www.bbc.co.uk/f/t.gif" width="10" height="1" vspace="0" hspace="0" alt="" align="left"/></td></tr><tr><td class="bbcpageLocal" colspan="3"> <p class="leftnavheader">In <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/">Space</a>:</p> <div id="lhncontainer"> <span class="scinatlocalsolar"><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/solarsystem/">Solar System</a></span> <span class="scinatlocalplay"><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/playspace/index.shtml">Play space</a></span> <span class="scinatlocallife"><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/life/index.shtml">Life?</a></span> <span class="scinatlocalexploration"><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/exploration/index.shtml">Exploration</a></span> <span class="scinatlocaldeepspace"><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/deepspace/index.shtml">Deep space</a></span> <span class="scinatlocalorigins"><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/origins/index.shtml">Origins</a></span> <span class="scinatlocalstars"><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/stars/index.shtml">Stars</a></span> <span class="scinatlocaltv"><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/skyatnight/index.shtml">The Sky At Night</a></span> </div> <br/><br/><br/></td></tr><tr><td class="bbcpageLocal" colspan="3"><img src="/web/20090224195622im_/http://www.bbc.co.uk/f/t.gif" width="1" height="5" alt=""/></td></tr><tr><td class="bbcpageServices"><img src="/web/20090224195622im_/http://www.bbc.co.uk/f/t.gif" width="1" height="1" alt=""/></td><td class="bbcpageServices"><hr width="50" align="left"/><font face="arial, helvetica, sans-serif" size="2"><a class="bbcpageServices" href="/web/20090224195622/http://www.bbc.co.uk/feedback/">Contact Us</a><br/><br/><font size="1">Like this page?<br/><a 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<td width="356" valign="top"> <table border="0" cellspacing="0" cellpadding="0" width="356"> <tr> <td valign="top"><img src="/web/20090224195622im_/http://www.bbc.co.uk/sn/promo/space/images/main11.jpg" width="356" height="169" alt="Detail from an enhanced-colour image of Saturn's moon, Dione, taken by the Cassini spacecraft ? NASA" border="0"/></td> </tr>  <tr> <td valign="top"><img src="/web/20090224195622im_/http://www.bbc.co.uk/science/space/images/highlights.gif" width="356" height="22" alt="Highlights" border="0"/></td> </tr> <tr> <td valign="top"> <table border="0" cellspacing="0" cellpadding="0" width="356">  <tr> <td colspan="4" class="promocell2"><img src="/web/20090224195622im_/http://www.bbc.co.uk/f/t.gif" height="10" width="1" border="0" alt="" hspace="0" vspace="0"/></td> </tr> <tr> <td valign="top" class="promocell2" colspan="4"> <table border="0" cellspacing="0" cellpadding="0"> <tr> <td width="140" valign="top" rowspan="2"><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/skyatnight/"><img src="/web/20090224195622im_/http://www.bbc.co.uk/sn/promo/space/images/moore.jpg" width="140" height="85" border="0" alt="Sir Patrick Moore"/></a></td> <td width="5"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="5" height="84" alt=""/></td> <td valign="top"><p class="smallpromoheader"> <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/skyatnight/">The Sky at Night</a> </p><p class="smallpromo"> Presenter Sir Patrick Moore has been your star guide since 1957. <font size="1"> <br/> <a href="/web/20090224195622/http://www.bbc.co.uk/programmes/b006mk7h">Upcoming programme details</a> </font> </p></td> <td width="5"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="5" height="84" alt=""/></td> </tr> <tr> <td class="promoborders" colspan="3"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr> </table>  </td> </tr>   <tr> <td colspan="4" class="promocell2"><img src="/web/20090224195622im_/http://www.bbc.co.uk/f/t.gif" height="10" width="1" border="0" alt="" hspace="0" vspace="0"/></td> </tr> <tr> <td valign="top" class="promocell2" colspan="4"> <table border="0" cellspacing="0" cellpadding="0"> <tr> <td width="140" valign="top" rowspan="2"><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/stars/twinkle/index.shtml"><img src="/web/20090224195622im_/http://www.bbc.co.uk/sn/promo/space/images/star.jpg" width="140" height="85" border="0" alt="Hubble space telescope image Photo: NASA"/></a></td> <td width="5"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="5" height="84" alt=""/></td> <td valign="top"><p class="smallpromoheader"> <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/stars/twinkle/index.shtml">Twinkle twinkle</a> </p><p class="smallpromo"> It takes 4.3 years for light from the star Alpha Centauri to reach Earth. Find out why it twinkles when it gets here. </p></td> <td width="5"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="5" height="84" alt=""/></td> </tr> <tr> <td class="promoborders" colspan="3"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr> </table>  </td> </tr>   <tr> <td colspan="4" class="promocell2"><img src="/web/20090224195622im_/http://www.bbc.co.uk/f/t.gif" height="10" width="1" border="0" alt="" hspace="0" vspace="0"/></td> </tr> <tr> <td valign="top" class="promocell2" colspan="4"> <table border="0" cellspacing="0" cellpadding="0"> <tr> <td width="140" valign="top" rowspan="2"><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/solarsystem/mars/"><img src="/web/20090224195622im_/http://www.bbc.co.uk/sn/promo/space/images/mars.jpg" width="140" height="85" border="0" alt="Artist's impression of Mars"/></a></td> <td width="5"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="5" height="84" alt=""/></td> <td valign="top"><p class="smallpromoheader"> <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/solarsystem/mars/">Mars travel guide</a> </p><p class="smallpromo"> The volcano Olympus Mons towers 17 miles above the Red Planet's surface. <font size="1"> <br/> <a href="/web/20090224195622/http://www.bbc.co.uk/news/2/hi/in_depth/sci_tech/2003/race_for_mars/default.stm">Also: The latest news from Mars</a></font> </p></td> <td width="5"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="5" height="84" alt=""/></td> </tr> <tr> <td class="promoborders" colspan="3"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr> </table>  </td> </tr>   <tr> <td colspan="4" class="promocell2"><img src="/web/20090224195622im_/http://www.bbc.co.uk/f/t.gif" height="10" width="1" border="0" alt="" hspace="0" vspace="0"/></td> </tr> <tr> <td valign="top" class="promocell2" colspan="4"> <table border="0" cellspacing="0" cellpadding="0"> <tr> <td width="140" valign="top" rowspan="2"><a href="/web/20090224195622/http://www.bbc.co.uk/news/onthisday/hi/themes/science_and_technology/space/default.stm"><img src="/web/20090224195622im_/http://www.bbc.co.uk/sn/promo/space/images/buzz_aldrin.jpg" width="140" height="85" border="0" alt="Buzz Aldrin on the Moon ? NASA-JSC"/></a></td> <td width="5"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="5" height="84" alt=""/></td> <td valign="top"><p class="smallpromoheader"> <a href="/web/20090224195622/http://www.bbc.co.uk/news/onthisday/hi/themes/science_and_technology/space/default.stm">Mission timeline</a> </p><p class="smallpromo"> On This Day remembers the highs and lows of space exploration with articles, images and video.<br/> </p></td> <td width="5"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="5" height="84" alt=""/></td> </tr> <tr> <td class="promoborders" colspan="3"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr> </table>  </td> </tr>  <tr> <td colspan="4"><img src="/web/20090224195622im_/http://www.bbc.co.uk/f/t.gif" height="10" width="1" border="0" alt="" hspace="0" vspace="0"/></td> </tr> </table> </td> </tr> <tr> <td>   <table cellspacing="0" cellpadding="0" border="0" width="356"> <tr> <td class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="12" height="1" alt=""/></td> <td class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="203" height="1" alt=""/></td> <td class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="139" height="1" alt=""/></td> <td class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr> <tr> <td class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="21" alt=""/></td> <td colspan="2"><a href="https://web.archive.org/web/20090224195622/http://news.bbc.co.uk/1/hi/sci/tech/default.stm"><img src="/web/20090224195622im_/http://www.bbc.co.uk/science/space/images/goto_news.gif" width="215" height="21" alt="" border="0"/></a></td> <td rowspan="3" valign="top" class="promocell"><a href="https://web.archive.org/web/20090224195622/http://news.bbc.co.uk/1/hi/sci/tech/default.stm"><img src="/web/20090224195622im_/http://www.bbc.co.uk/sn/images/homepage_newspromo.jpg" width="139" height="86" alt="" border="0" hspace="0" vspace="0"/></a></td> <td class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="21" alt=""/></td> </tr> <tr> <td class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="9" alt=""/></td> <td class="promocell" colspan="2"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="9" alt=""/></td> <td class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="9" alt=""/></td> </tr> <tr> <td class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="56" alt=""/></td> <td class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="12" height="1" alt=""/></td> <td class="promocell" valign="top"> <ul class="promoarrow"> <li><a href="https://web.archive.org/web/20090224195622/http://news.bbc.co.uk/go/click/rss/1.0/-/1/hi/sci/tech/7907570.stm">Failure hits Nasa's 'CO2 hunter'</a><br/></li> <li><a href="https://web.archive.org/web/20090224195622/http://news.bbc.co.uk/go/click/rss/1.0/-/1/hi/world/middle_east/7906512.stm">Iraq marshes face grave new threat</a><br/></li> <li><a href="https://web.archive.org/web/20090224195622/http://news.bbc.co.uk/go/click/rss/1.0/-/1/hi/sci/tech/7905986.stm">Rare cheetah captured on camera</a><br/></li> </ul> </td> <td class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr>  <tr> <td class="promoborders" colspan="5"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="356" height="1" alt=""/></td> </tr> </table> </td> </tr> </table> </td>  <td width="10"><img src="/web/20090224195622im_/http://www.bbc.co.uk/f/t.gif" height="50" width="10" border="0" alt="" hspace="0" vspace="0"/></td> <td width="271" valign="top">  <table border="0" cellspacing="0" cellpadding="0" width="270"> <tr> <td valign="top" colspan="7" align="left"><img src="/web/20090224195622im_/http://www.bbc.co.uk/science/space/images/inspace.gif" width="270" height="22" alt="" border="0"/></td> </tr>  <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" colspan="5" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="268" height="14" alt="" border="0"/></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr> <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" width="10" height="100%" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="10" height="1" alt=""/></td> <td valign="top" class="contenttext" width="144"><ul class="topicarrow"> <li><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/solarsystem/"><b>Solar System</b></a><br/> <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/solarsystem/sun/">Sun</a>, <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/solarsystem/earth/">Earth</a>, <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/solarsystem/mars/">Mars</a>, <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/solarsystem/earth/moon.shtml">Moon</a>, <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/solarsystem/asteroids/">Asteroids</a>, <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/solarsystem/comets/">Comets</a>, <span class="underline"> <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/solarsystem/">more...</a></span><br/></li> </ul></td> <td valign="top" width="10" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/f/t.gif" height="50" width="10" border="0" alt="" hspace="0" vspace="0"/></td> <td width="95" valign="top" class="promocell"><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/solarsystem/"><img src="/web/20090224195622im_/http://www.bbc.co.uk/science/space/images/solarsystem.jpg" width="95" height="34" alt="The planets" border="0"/></a></td> <td valign="top" width="9" height="100%" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="9" height="1" alt=""/></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr>  <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" colspan="5" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="268" height="14" alt="" border="0"/></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr> <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" width="10" height="100%" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="10" height="1" alt=""/></td> <td valign="top" class="contenttext" width="144"><ul class="topicarrow"> <li><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/playspace/"><b>Play space</b></a><br/> <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/playspace/games.shtml">Games, Quizzes</a>, <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/playspace/spacemap/">Interactive space map,</a> <span class="underline"> <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/playspace/">more...</a></span><br/></li></ul> </td> <td valign="top" width="10" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/f/t.gif" height="50" width="10" border="0" alt="" hspace="0" vspace="0"/></td> <td width="95" valign="top" class="promocell"><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/playspace/"><img src="/web/20090224195622im_/http://www.bbc.co.uk/science/space/images/playspace.jpg" width="95" height="34" alt="Space invaders game" border="0"/></a></td> <td valign="top" width="9" height="100%" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="9" height="1" alt=""/></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr>  <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" colspan="5" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="268" height="14" alt="" border="0"/></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr> <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" width="10" height="100%" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="10" height="1" alt=""/></td> <td valign="top" class="contenttext" width="144"><ul class="topicarrow"> <li><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/life/"><b>Life?</b></a><br/> <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/life/beginnings/">How life starts</a>, <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/life/looking/">Looking for life</a>, <span class="underline"> <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/life/">more...</a></span><br/></li></ul> </td> <td valign="top" width="10" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/f/t.gif" height="50" width="10" border="0" alt="" hspace="0" vspace="0"/></td> <td width="95" valign="top" class="promocell"><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/life/"><img src="/web/20090224195622im_/http://www.bbc.co.uk/science/space/images/life.jpg" width="95" height="34" alt="Planet Mars" border="0"/></a></td> <td valign="top" width="9" height="100%" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="9" height="1" alt=""/></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr>  <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" colspan="5" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="268" height="14" alt="" border="0"/></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr> <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" width="10" height="100%" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="10" height="1" alt=""/></td> <td valign="top" class="contenttext" width="144"><ul class="topicarrow"> <li><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/exploration/"><b>Exploration</b></a><br/> <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/exploration/futurespaceflight/">Future spaceflight</a>, <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/exploration/missiontimeline/">Mission timeline</a>, <span class="underline"> <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/exploration/">more...</a></span><br/></li></ul> </td> <td valign="top" width="10" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/f/t.gif" height="50" width="10" border="0" alt="" hspace="0" vspace="0"/></td> <td width="95" valign="top" class="promocell"><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/exploration/"><img src="/web/20090224195622im_/http://www.bbc.co.uk/science/space/images/exploration.jpg" width="95" height="34" alt="Astronaut" border="0"/></a></td> <td valign="top" width="9" height="100%" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="9" height="1" alt=""/></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr>  <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" colspan="5" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="268" height="14" alt="" border="0"/></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr> <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" width="10" height="100%" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="10" height="1" alt=""/></td> <td valign="top" class="contenttext" width="144"><ul class="topicarrow"> <li><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/deepspace/"><b>Deep space</b></a><br/> <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/deepspace/blackholes/">Black holes</a>, <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/deepspace/galaxy/">Galaxy guide</a>, <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/deepspace/wormholes/">Wormholes</a>, <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/deepspace/darkmatter/">Dark matter</a>, <span class="underline"> <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/deepspace/">more...</a></span><br/></li></ul> </td> <td valign="top" width="10" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/f/t.gif" height="50" width="10" border="0" alt="" hspace="0" vspace="0"/></td> <td width="95" valign="top" class="promocell"><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/deepspace/"><img src="/web/20090224195622im_/http://www.bbc.co.uk/science/space/images/deepspace.jpg" width="95" height="34" alt="Milky Way" border="0"/></a></td> <td valign="top" width="9" height="100%" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="9" height="1" alt=""/></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr>  <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" colspan="5" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="268" height="14" alt="" border="0"/></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr> <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" width="10" height="100%" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="10" height="1" alt=""/></td> <td valign="top" class="contenttext" width="144"><ul class="topicarrow"> <li><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/origins/"><b>Origins</b></a><br/> <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/origins/bigbang/">Big Bang</a>, <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/origins/echoes/">Echoes</a>, <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/origins/inflation/">Inflation</a>, <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/origins/antimatter/">Antimatter</a>, <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/origins/theend/">The end</a>, <span class="underline"> <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/origins/">more...</a></span><br/></li></ul> </td> <td valign="top" width="10" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/f/t.gif" height="50" width="10" border="0" alt="" hspace="0" vspace="0"/></td> <td width="95" valign="top" class="promocell"><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/origins/"><img src="/web/20090224195622im_/http://www.bbc.co.uk/science/space/images/origins.jpg" width="95" height="34" alt="Explosion" border="0"/></a></td> <td valign="top" width="9" height="100%" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="9" height="1" alt=""/></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr>  <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" colspan="5" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="268" height="14" alt="" border="0"/></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr> <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" width="10" height="100%" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="10" height="1" alt=""/></td> <td valign="top" class="contenttext" width="144"><ul class="topicarrow"> <li><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/stars/"><b>Stars</b></a><br/> <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/stars/birth/">Birth</a>, <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/stars/death/">Death</a>, <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/stars/startypes/">Types</a>, <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/stars/stellarsoup/">Inside stars</a>, <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/stars/twinkle/">Why stars twinkle</a>, <span class="underline"> <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/stars/">more...</a></span><br/></li></ul> </td> <td valign="top" width="10" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/f/t.gif" height="50" width="10" border="0" alt="" hspace="0" vspace="0"/></td> <td width="95" valign="top" class="promocell"><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/stars/"><img src="/web/20090224195622im_/http://www.bbc.co.uk/science/space/images/stars.jpg" width="95" height="34" alt="Nebula cloud" border="0"/></a></td> <td valign="top" width="9" height="100%" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="9" height="1" alt=""/></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr>  <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" colspan="5" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="268" height="14" alt="" border="0"/></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr> <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" width="10" height="100%" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="10" height="1" alt=""/></td> <td valign="top" class="contenttext" width="144"><ul class="topicarrow"> <li><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/skyatnight/"><b>The Sky at Night</b></a><br/> <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/skyatnight/proginfo.shtml">Watch the show</a>, <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/skyatnight/patrickmoore.shtml">Sir Patrick Moore biography</a>, <span class="underline"> <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/skyatnight/">more...</a></span><br/></li></ul> </td> <td valign="top" width="10" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/f/t.gif" height="50" width="10" border="0" alt="" hspace="0" vspace="0"/></td> <td width="95" valign="top" class="promocell"><a href="/web/20090224195622/http://www.bbc.co.uk/science/space/skyatnight/"><img src="/web/20090224195622im_/http://www.bbc.co.uk/science/space/images/tvradio.jpg" width="95" height="34" alt="Sam Neill" border="0"/></a></td> <td valign="top" width="9" height="100%" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="9" height="1" alt=""/></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr>  <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" colspan="5" class="promocell"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="268" height="14" alt="" border="0"/></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr> <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" colspan="5" class="promocell"></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr> </table>   <table border="0" cellspacing="0" cellpadding="0" width="270"> <tr> <td valign="top" colspan="5"><img src="/web/20090224195622im_/http://www.bbc.co.uk/science/space/images/elsewhere.gif" width="270" height="23" alt="" border="0"/></td> </tr>  <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" colspan="3"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="268" height="20" alt=""/></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr> <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" width="10" height="100%"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="10" height="1" alt=""/></td> <td valign="top" width="249"><p class="smallpromo2"><a href="/web/20090224195622/http://www.bbc.co.uk/sn/prehistoriclife/"><b>Prehistory</b></a><br/> Explore our prehistory section for dinosaurs and other prehistoric life.</p></td> <td valign="top" width="9" height="100%"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="9" height="1" alt=""/></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr> <tr> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> <td valign="top" colspan="3"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="268" height="20" alt=""/></td> <td valign="top" width="1" height="100%" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr> <tr> <td valign="top" colspan="5" bgcolor="#9596B5" class="promoborders"><img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="1" height="1" alt=""/></td> </tr> </table>  </td> </tr> </table>   <br clear="all"/> <table cellpadding="0" cellspacing="0" border="0" width="635"> <tr> <td class="bbcpageFooter" align="center"> <img src="/web/20090224195622im_/http://www.bbc.co.uk/furniture/tiny.gif" width="635" height="1" alt=""/> <br/> <span id="scinatglobalfooter"> <a href="/web/20090224195622/http://www.bbc.co.uk/sn/">Science & Nature Homepage</a><br/> <a href="/web/20090224195622/http://www.bbc.co.uk/nature/animals/">Animals</a> | <a href="/web/20090224195622/http://www.bbc.co.uk/sn/prehistoric_life/">Prehistoric Life</a> | <a href="/web/20090224195622/http://www.bbc.co.uk/science/humanbody/">Human Body & Mind</a> | <a href="/web/20090224195622/http://www.bbc.co.uk/science/space/">Space</a> | <a 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