<http://schema.org/about>
"A big robotic airship could ply the skies of Venus for up to a year, giving scientists an unprecedented look at Earth's hellishly hot \"sister planet.\""^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/earth-matters/space/stories/inflatable-plane-could-cruise-the-dangerous-skies-of-venus>