Some Western experts say Pakistan may have developed the missile with technology from Western commercial rockets.

Many of the P.R.C. personnel in these organizations have responsibilities for both commercial rocket and military missile programs.

However, it flowed overseas launch of commercial satellites is also the reason can not gain experience until now launch commercial rockets.

A commercial rocket carrying a Japanese broadcasting satellite tumbled out of control shortly after liftoff today, and both were destroyed, launching officials said.

The office, which regulates the new fleet of commercial rockets, expects six more private launchings to take place this year.

Of course the stuff we build," Ross said diffidently, "can't compare with a commercial unmanned rocket, say like a mailcarrier.

An example is the small commercial rocket set to be launched on Oct. 6 by EPrime.

So far, the department has a list of 20 payloads that are planned for launching on commercial rockets and says others may be in the offing.

As a result, today's commercial rockets are basically old intercontinental ballistic missiles largely unchanged from when they were designed a quarter-century ago.

The new company will also control Arianespace, which is the world's biggest commercial rocket launching company.