<http://schema.org/about>
"Are we the only life forms in the universe, or are neighbors like us lurking just beyond the reaches of our solar system? NASA has made it a mission to discover"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/earth-matters/space/photos/10-nasa-images-of-planets-like-earth/the-cliffs-of-kepler-10b>