Nuclear rockets are moving from Cold War concept to near-term hardware, and the shift could reshape how quickly and safely ...

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 ...

Human crews headed for Mars are still looking at journeys that last most of a year, long enough for radiation, boredom and ...

From bicycles to rockets, learning through experience – whether human or machine – is shaping the future of space exploration ...

This relatively long transit time is a result of the use of traditional chemical rocket fuel. An alternative technology to the chemically propelled rockets the agency develops now is called nuclear ...

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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 ...

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 ...

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 ...

Scientists have developed a new form of nuclear propulsion that they claim could slash mission times to Mars and enable voyages to the farthest reaches of the solar system. A team from Ohio State ...

Getting to Mars takes a really long time, about 9 months using today’s rocket technology. This is because regular rocket engines burn fuel and oxygen together (like a car engine), but they’re not very ...