The AFP reports:

High waves forced NASA to postpone until Thursday the first test of the largest parachute ever deployed, during a flying saucer launch that will try out new technologies for landing on Mars.

More here:

So now.. we are the aliens. Flying the UFO..

Maybe somehow this NASA craft worked in an alternate timeline, went there, and came back here around 1940 to give timeline the equipment to build the UFO that could get to Mars.