T he Boeing 747 and Lockheed C-5 Galaxy were the world's first widebodies. The C-5 took its first flight slightly over seven ...
The Air Force is preparing for the Next Generation Airlifter (NGAL) to replace both aircraft, though it is still around 20 years from active service.
Still in the design phase, this aircraft is anticipated to fly for the first time in 2030 according to its builder.