They are essentially a pair of remote controlled rockets powered by brain waves.

Their first real rocket, powered by black powder, was named Auk 1.

This program is trying to make a very powerful rocket powered by rocket candy.

It was a two-stage rocket powered by RP-1 and LOX.

Robert Goddard launches the first rocket powered by liquid fuel.

He became fascinated with space travel at 16, building a crude, rickety rocket powered by gunpowder and airplane glue.

Chemical rockets are rockets powered by exothermic chemical reactions of the propellant.

In the former, Cyrano travels to the moon using rockets powered by firecrackers and meets the inhabitants.

As you know, batteries are very heavy and a rocket powered with electricity might be too heavy to fly.

Each issue had plans and instructions for constructing rockets typically powered by black powder rocket motors such as those made by Estes Industries.