Had it been built, it would have had the largest span of any airplane to. The airframe would measure a wingspan of 1120 feet, and be 560 feet long, giving the fuselage an interior space of 2 million cubic feet. Dozens of auxiliary turbofan engines housed within the wings and forward fuselage could deliver an astounding 82,000 pounds of vertical thrust.
Had it been built, it would have had the largest wingspan of. Had it been built, it would have had the largest wingspan of any airplane to. Had it been built, it would have had the largest span of any.