There are trillions of planets out there. Are any of them sending spaceships our way?

Nobody expected anything special when the squadron of Navy F/A-18 fighter jets headed out for ... a clear sphere,” former Navy Lieutenant Ryan Graves, who was aloft that day, tells TIME.

Nobody expected anything special when the squadron of Navy F/A-18 fighter jets headed out for routine aerial ... or black cube inside a clear sphere,” former Navy Lieutenant Ryan Graves, who was aloft ...

An American Airlines plane carrying 60 passengers and four crew members collided with an Army Black Hawk helicopter outside ...

NARRATOR: Former F/A-18 pilot Ryan Graves will never forget what some ... an object that was about four to six miles away from the fighter aircraft, not a distant jet at 30 nautical miles away.

One of them is former fighter pilot Ryan Graves, who not only viewed what he calls UAOs but experienced a close encounter with one of them. His story, along with scientific and anecdotal opinions ...