NASA's latest mission is somewhat unusual. The NASA Art Program has launched 'Copernica', a collection of specially commissioned artwork reflecting the wonder of the human adventure in space. But this online gallery is a little different: you can explore the collection interactively by navigating through a universe interpreted by artists. The images shown here are (from left): Doorway to Space, a “surrealistic view of the ever expanding vistas of space” by Patrice Breteau; When Thoughts Turn Inward by Henry Casselli, showing astronaut John Young waiting to board the space shuttle Columbia for its first launch in 1981; and Martin Berkon's Jupiter Fly-by, inspired by Voyager 2's images of the planet.

Copernica is at