Meet Jim, or to give him his full title, British Airways Training Captain James Shepard.
The aircraft, which had 38 people on board, went missing on Monday.
Frustrated passengers have been stranded on aircraft.
The Air Accidents Investigation Branch is trying to establish what happened to the aircraft.
The Mars Helicopter will be remote-controlled and has been designed to take flight in the thin Martian atmosphere.
It's the first time such an aircraft will be used on another planet.
Stratolaunch is wider than a football pitch and weighs a staggering 500,000 pounds.
It's not as easy as just showing up with a dog in a box.
Thousands of people at the U.S. Open golf tournament in Wisconsin were shocked when a commercial blimp flying over the golf
"Do you know how cool it would be to have the airplane turned around because of me?"