London to Sydney in 4 hrs.. Future of airline travel Coming from 3 US Companies Beyond Concorde- GulfStream 650 Fastest Business Jet

Artist's impression of the new supersonic commercial passenger aircraft which will fly at speeds of 2,500 mph

U.S. builders – helped by the Nasa space agency – will reveal the prototype successors to Concorde at the Farnborough air show next month.

Boeing, Lockheed Martin and Gulfstream are leading the way to build the new supersonic passenger plane which will be targeted at first at the business jet market.

Read more: http://www.dailymail.co.uk/sciencetech/article-2163953/Nasa-joins-race-build-successor-Corncorde-capable-flying-London-Sydney-FOUR-HOURS.html#ixzz1zDVNh7SE

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 G-650 Range 7,000
The flagship of the fleet, the ultra-large-cabin, ultra-long-rangeGulfstream G650®, is the only traditional business jet capable of flying 7,000 nautical miles (12,964 km) nonstop at a speed of Mach .85. With a maximum speed of Mach .925, it is the fastest civil aircraft in the world today.