A nuclear thermal propulsion engine could cut the travel time in half for future space explorers racing to the Red Planet.

A team of dedicated scientists is currently exploring the potential of nuclear-powered rockets as a means to transport astronauts to Mars. This innovative approach could revolutionize space travel and ...

Nuclear rockets are moving from Cold War concept to near-term hardware, and the shift could reshape how quickly and safely humans cross the solar system. By pairing compact reactors with efficient ...

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 ...

The other is how to control the rocket, given that it's in a compact, highly radioactive package out in space where no technician, even if they're aboard the ship, can get to it. Add to this, a rocket ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. Every year, companies and space agencies launch ...