Surprised locals look up and see strange plane bigger than football field flying above

In a string of dramatic videos that came to light online, eagle-eyed witnesses filmed a huge aircraft, likened to that which you might read about in a "science fiction novel"

Shocked spectators in the US have gazed skyward where they have witnessed an extraordinary aircraft – bigger than an American football pitch – gliding above them. In a series of striking videos posted on Reddit , sharp-eyed watchers filmed a mammoth plane, reminiscent of something from a " science fiction novel", cruising through Californian skies.

However, the massive aircraft's origins are likely far more down-to-earth, yet no less captivating, reckon aviation enthusiasts who recorded the airborne spectacle. They're convinced it's an experimental plane built by Mojave Desert-based aerospace company Stratolau