Rocket science got a bit more science-fiction-like as RocketStar announces it has successfully demonstrated a new ion drive that incorporates nuclear fusion. It's not the sort of fusion that powers ...

A new era for space propulsion? An ion engine twenty-five times more powerful than NASA's current best model has just been successfully tested in the laboratory. This technology, which combines ...

A new ion engine has been tested in a lab, proving itself to be 25 times more powerful than NASA's current state-of-the-art one. This advanced technology could one day assist humans in reaching Mars.

Proving yet again that Star Trek was scarily prescient, NASA has announced that its NEXT ion drive -- NASA's Evolutionary Xenon Thruster -- has operated continually for over 43,000 hours (five years).

CLEVELAND — A small robotic surveyor arrives to explore a near-Earth asteroid. Another robotic spacecraft is returning to Earth with a pristine comet surface sample. Meanwhile, a robotic explorer is ...