Now it really ought to be jettisoned, like a spent booster stage from a rocket.

"This stretch is the first booster stage," Mike informed them.

It was almost out of sight when the booster stage fell away.

It was the first booster stage of a three-stage rocket system, aimed at outer space.

"And my ancestors named it; a woomera's a booster stage for spears."

But the thrust of the last booster stage was gentle, just a push at her chest and legs.

A complete booster stage equipped with the E-1 was fired on 10 January 1956.

It has been proposed that booster stages include a sail-like attachment to the same end.

This was the first flight of this booster stage on a Space Shuttle.

A fourth booster stage was introduced into the engine basic configuration to increase core flow.