An experimental aircraft, shrouded in secrecy, has been seen flying near Victorville, CA. Word is that it’s a prototype of the Otto Aviation Celera 500L which according to patents filed, would cruise around 500 mph up to 65,000 feet. The plane is purported to be 10 times more fuel efficient than other jets with similar cruise speeds and much lower operating ceilings.

Read more at:

https://www.thedrive.com/the-war-zone/30948/potentially-the-most-revolutionary-aircraft-you-have-never-heard-of-has-flown

(Photo Credit: SoCal Airshow Review)