Fusion has long been the propulsion end-goal for interplanetary travel, and a U.K.-based company thinks on its way to achieving that dream.

The two California-based companies have formed a strategic partnership to develop the first commercial nuclear-powered ...

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

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

But don't count rockets out just yet. NASA is developing engines powered by nuclear fission to send astronauts to Mars! Nuclear-powered rockets would be more efficient for long-distance space ...

Pulsar Fusion has a history of groundbreaking achievements in propulsion, including its 2023 UK Space Agency-funded work on integrated nuclear fission power systems for electric propulsion ...

AI gives a thumbs up to Brett Bellmore innovative modifications to Robert Zubrin’s Nuclear Salt Water Rocket (NSWR).

Artist impression of a nuclear fission powered rocket. Credit: General Atomics A new test of nuclear propellant fuel under space-like conditions has been hailed as a success by NASA and General ...

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