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 ...

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 ...

Nuclear rockets promise to cut the travel time to Mars almost in half, giving astronauts a safer and faster journey through ...

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

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 ...

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General Atomics Electromagnetic Systems (GA-EMS) just hit a massive milestone that could alter the future of space exploration. The company has successfully trialed a nuclear fuel that could one day ...

New details of the Trump administration’s plans for NASA, released Friday, revealed the White House’s desire to end the development of an experimental nuclear thermal rocket engine that could have ...

A new kind of space engine could change how we explore the solar system, and it's powered by the same force that lights up the stars. A British startup called Pulsar Fusion is working on a nuclear ...

BWX Technologies, Inc. (NYSE: BWXT) today announced that its reactor and fuel will be key components in the world’s first demonstration spacecraft using nuclear thermal propulsion. Working as part of ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Shown here is a one-eighth scale ...