Not exactly a home built but definitely experimental. Six turbines, 500,000 pounds, 230 foot long with 28 tires. Well, if it doesn't pan out on the business model end of things, Paul will still have plenty of money. Scaled Composites has developed and built some really neat stuff. Burt's legend will live on.
http://www.seattletimes.com/busines...sal-stratolaunch-plane-emerges-from-its-lair/
http://www.seattletimes.com/busines...sal-stratolaunch-plane-emerges-from-its-lair/