I’ve grown up with rockets that burn chemical fuel, but NASA’s next big leap in propulsion could make those engines look as ...

A nuclear thermal rocket engine in development could one day transport humans to Mars. The Defense Advanced Research Projects Agency, a research arm of the US Department of Defense, and NASA are ...

NASA plans to send crewed missions to Mars over the next decade – but the 140 million-mile (225 million-kilometer) journey to the red planet could take several months to years round trip. This ...

WASHINGTON — The Defense Advanced Research Projects Agency and NASA selected Lockheed Martin and BWX Technologies to develop an experimental nuclear propulsion system that could provide a more ...

Earlier this year, NASA and DARPA announced the goal to field a nuclear fission-powered spacecraft capable of ferrying human crews from Earth to Mars expediently sometime before this decade is out. If ...

The USA's Defense Advanced Research Projects Agency has finalised an agreement with Lockheed Martin to begin work on the fabrication and design of an experimental nuclear thermal rocket and its engine ...

The design of the new propulsion chamber. Source - Pulsar Fusion The design of the new propulsion chamber. Source - Pulsar Fusion UK aerospace company Pulsar Fusion is assembling a nuclear fusion ...

Four years from now, if all goes well, a nuclear-powered rocket engine will launch into space for the first time. The rocket itself will be conventional, but the payload boosted into orbit will be a ...

Humanity has lived in the space age for decades, but virtually every probe, rocket, and satellite shaping this era has relied on chemical propulsion. As scientists and engineers eye more distant ...

Two years ago, the Defense Advanced Research Projects Agency (DARPA) set out to go where no man has gone before -- and more specifically, to go where no man (or woman) has gone before in a way no ...

Introduction -- Rocket engine fundamentals -- Nuclear rocket engine cycles -- Interplanetary mission analysis -- Basic nuclear structure and processes -- Neutron flux energy distribution -- Neutron ...