<http://schema.org/caption>
"The faint red star in the center of the red circle is Proxima Centauri, the nearest star beyond our solar system (Photo: \nSkatebiker via &lt;a href=\"http://en.wikipedia.org/wiki/File:Alpha,_Beta_and_Proxima_Centauri.jpg\" target=\"_blank\"&gt;Wikipedia&lt;/a&gt;)"^^<http://www.w3.org/2001/XMLSchema#string>
<http://newatlas.com/sxsw-100-year-starship/26703/>