How Hypersonic Planes Work
How Hypersonic Planes Work
After a postponement due to technical problems, NASA's
scramjet-powered X-43A reached Mach 10 during this week's
unmanned test flight, breaking its own record of Mach 7 set in
March.
What distinguishes the X-43A from other rocket-powered aircraft
is the scramjet, which inhales oxygen from the atmosphere
instead of from onboard oxygen canisters.
Check it out here:
http://science.howstuffworks.com/hypersonic-plane.htm
