U.K. start-up Pulsar Fusion has unveiled plans to build a fleet of reusable nuclear fusion-powered rockets, known as Sunbirds ...

There are some potentially valid criticism about the Nuclear Salt Water Rocket (NSWR). The criticisms highlight real physical ...

Zubrin also had a design for interplanetary propulsion called the Nuclear Salt Water Rocket. A nuclear salt-water rocket (NSWR) is a theoretical type of nuclear thermal rocket. A conservative design ...

The best candidate is the Nuclear Thermal Propulsion (NTP) system, a type of nuclear rocket. According to GA-EMS president Scott Forney, the company’s latest nuclear fuel tests show that their ...

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

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

An asteroid strike on Earth could exceed the destructive power of an all-out nuclear war, triggering ... [+] earthquakes, tsunamis and wildfires that crisscross continents. (Illustration by Tobias ...

Seventy years ago, in the early years of the Cold War, East and West were locked in a nuclear arms race. The UK government needed somewhere to test its first rockets capable of carrying a nuclear ...

While this latest test doesn’t make nuclear-powered rocket engines viable just yet, it’s an important step on the journey. This latest batch of tests was conducted at the compact fuel element ...

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