But what's going to stop that heavy payload you're towing behind you?

A system for pulling heavy payloads off a planetary surface?

Ultimately, he said, the shuttle will be used only to lift heavy payloads needed to finish the station.

This allowed a heavier payload, and now two torpedoes could be carried.

How do we reduce the enormous cost of the launch vehicle needed for so heavy a payload?

It remains the heaviest payload ever handled by the shuttle program.

Under the plan, shuttles would continue to fly heavy payloads and supplies to the station.

The motors will be upgraded to carry a heavier payload.

This technique is generally performed by bigger aircraft, with heavier payload.

This more powerful motor enabled the launch of the heavier payload.