The group is thinking about how to scale up to a larger aircraft or stationary balloon, says team member Robert V.Burdine of the Marshall Space Flight Center in Huntsville, Ala.

• 美国阿拉巴马州杭茨维尔的马歇尔太空中心研究人员布尔丁说，他们正在构思如何把这个模型放大，以制造出大型的飞行器或者稳定的气球。