Already with the naval forces of Portugal, Türkiye, Greece, and South Korea, these conventional submarines can stay ...

The Space Age framed nuclear propulsion as a quiet rethinking of movement, distance, and endurance beyond Earth.

I’ve grown up with rockets that burn chemical fuel, but NASA’s next big leap in propulsion could make those engines look as dated as steam trains. By turning to nuclear power in space, the agency is ...

Human crews headed for Mars are still looking at journeys that last most of a year, long enough for radiation, boredom and mechanical risk to pile up. Nuclear propulsion promises to compress that ...

Delray Beach, FL, Oct. 20, 2025 (GLOBE NEWSWIRE) -- The space propulsion market was valued at USD 13.36 billion in 2025 and is projected to grow to USD 20.02 billion at a compound annual growth rate ...

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 ...