Australian, Japanese researchers launch supersonic jet test in ... (travel news)

..."The rocket launch looked as expected.

We had another clean liftoff," Prof.

Michael Smart said.

Thursday's flight was the second test flight in less than a week, and was intended to generate data about performance of the 100-kilogram scramjet engine with an advanced fuel injector developed by JAXA.

The data will be compared to results of ground tests performed in Japan, the university said in a statement.

It said it would make an announcement about the results of the flights in coming weeks.

The U.S.

has already carried out a flight test with a scramjet engine, while the European Union, Japan, China, Russia and India are in different stages of testing their technologies.

Some observers say scramjet technologies could revolutionize air Officials at the University of Queensland have said scramjet-powered passenger jets are still a long way off.

But it might be possibl...