Current stories in Viewpoints, Outlook: Cragg Hines welcomes the departure of NASA #39;s chief but worries about the list of potential successors, especially Gen. Missileman.
UK scientists help astronomers capture  #39;galactic ballet #39; 300m &lt;b&gt;...&lt;/b&gt; STUNNING images have captured what astronomers call  quot;the graceful interactions of a galactic ballet, played out on a stage some 300 million light years away quot;.