NASA preps its donut-shaped decelerator for manned missions
 

NASA wants to make sure that the decelerator replacing parachutes in future deep space missions can withstand packing, compression and extreme conditions. That's why the agency created a small-scale version of the latest Hypersonic Inflatable Aerodyn...

http://www.engadget.com/2016/03/09/n...elerator-mars/