This handout photo provided June 3, 2014 by NASA/JPL/Caltech shows the Low Density Supersonic Decelerator (LDSD) in the Missile Assembly Building at the US Navy’s Pacific Missile Range Facility in Kaua‘i, Hawaii. The US space agency has conducted a launch test on a saucer-shaped flying object to see whether it can land the vehicle properly in circumstances simulating landing conditions on Mars. On...