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An artist rendering of the Stratolaunch, which is still in development.
In a few years, drones that can fit in the palm of a person's hand and 117-foot-wingspan behemoths capable of launching satellites into space could both be a reality.
At the same time, drone and advanced-fighter technologies will spread beyond the US and Europe, and countries including China, Russia, and Iran may have highly advanced aerial capabilities.
Here's our look at the most game-changing aircraft of the past few years - and the next few to come.