A collaborative duo, Kahn and Selesnick work in staged and manipulated photography. They use themselves also in their images and piece together images via Photoshop. This 2011 series is only one of many series and is called Mars Adrift on the Hourglass Sea: Desolation and the Sublime on a Distant Planet.
For more information on their work see : http://www.kahnselesnick.com
And for an interview with the artists about this work: