
Space & PhysicsNovember 1, 2000
The Vasimr Rocket
There used to be two types of rocket: powerful but fuel-guzzling, or efficient but weak. Now there is a third option that combines the advantages of both

The Vasimr Rocket
There used to be two types of rocket: powerful but fuel-guzzling, or efficient but weak. Now there is a third option that combines the advantages of both