Today the United States and Russia operate fleets of highly sophisticated satellites that can transmit images of the earth and intercept communications.

Mr. Clinton also continued his defense of a policy that allowed American aerospace companies to export sophisticated satellites for launching aboard Chinese rockets.

Without sophisticated satellites to track enemy forces in a crisis, they may assume the worst.

The State Department retained control over a few highly sophisticated satellites as well as any sensitive support activities, or technical assistance, in connection with civilian satellites.

Very sophisticated, able to access satellites and listen to every form of electronic communication.

Eventually, the use of more sophisticated storm-tracking satellites and radars rendered this station obsolete.

It was the most sophisticated satellite ever made in China, and it suffered a systems breakdown on its first launching.

They really are dealing with the way the space program works now: We're sending up incredible sophisticated satellites.... Ian Fleming was fascinated by rocketry and space.

The Agena was upgraded twice from the original Agena-A in order to support heavier and more sophisticated satellites, such as Corona spacecraft with multiple and more powerful cameras.

A more sophisticated satellite was already under construction, but it would not be ready until December; this satellite would later become Sputnik 3.