These are the 11 most game-changing aircraft of the 21st century

Today's most sophisticated aircraft are the things of science fiction.

In a few years, drones that can fit in the palm of a person's hand and 117-foot-wingspan planes that can launch satellites will 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.