UK startup Pulsar Fusion just revealed a nuclear fusion-powered rocket that could halve travel time across the solar system. The spacecraft, called ‘Sunbird’, is designed to remain in orbit for quick ...

Between 1963 and 1972, these efforts bore fruit with the creation of the Nuclear Engine for Rocket Vehicle Application (NERVA), a slow-fission solid core nuclear reactor designed for long-range ...

The Sunbird nuclear fusion rocket concept has the potential to more than halve the time to travel to Mars and cut travel time ...

The Sunbird concept is for the fusion-powered ‘tugs’ to be permanently based in space, able to dock with spacecraft and ...

On Episode 152 of This Week In Space, Rod Pyle and Tariq Malik host Dr. Robert O'Brien, Director of the Universities Space ...

There are some potentially valid criticism about the Nuclear Salt Water Rocket (NSWR). The criticisms highlight real physical constraints. A hydrogenous mixture will moderate neutrons, preventing a ...

Robert Zubrin’s Nuclear Salt Water Rocket (NSWR) design is a rocket that uses known physics ... or beyond and operating with hundreds of gigawatts of power. The weaker NSWR engine analysis assumed a ...

(gentle electronic music) From space elevators to nuclear engines, the future of space travel might look very different from the rocket launches we're used to. Maybe one day, chemical rockets will ...