If the NASA flying saucer take off mission pushes through, the LDSD will reportedly be lifted to 36,500m using an impressive 963,000m3 orb. A rocket motor will then discharge the vehicle to a length of 55,000m and Mach 4. After which, a "balloon-like" pressure vessel, termed the "Supersonic Inflatable Aerodynamic Decelerator (SIAD) - will be inflated around the NASA flying saucer in order "to slow the test article to a speed where it becomes safe to deploy a supersonic parachute".
NASA flying saucer or the LDSD is however promising and may just make the mission possible later in the month.
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