Ad Astra Rocket Company of Webster, Texas is nearly ready to test its Variable Specific Impulse Magnetoplasma Rocket (VASIMR) in space. A scale model of the plasma rocket will be put through its paces at the International Space Station (ISS) ...

SkySails is a new alternative propulsion system for ships. This innovative system consists of a large automated towing kite designed to significantly decrease ships’ operation costs. The kite has a nominal power of up to 5,000 kW (about 6,800 HP), ...

Andrews Space & Technology (AS&T) introduced an innovative propulsion system that could significantly shorten round trips from Earth to Mars (from two years to only six months!) and enable our spaceships to reach Jupiter after one year of space traveling. ...