The largest plane ever built – backed by Microsoft co-founder Paul Allen and his company Vulcan Aerospace – is set to take full flight for the first time within months.
Known as Stratolaunch, the huge aircraft is so big that it requires two cockpits and six jet engines to take off.
The aircraft also has a wingspan of 385 feet, over a hundred more than the average football pitch.
Its six Pratt & Whitney PW4056 747 jet engines are used to power a monster jet with 28 wheels that weighs 580 tonnes when fully loaded with a rocket payload. Read more