The technology could be used to send probes across interstellar space to other star systems.

Matter-antimatter annihilations produce about 10 billion times more energy per unit mass than chemical combustion (which ...

In this episode of Space Minds, Senior Staff Writer Jeff Foust moderates a panel at the Johns Hopkins University Bloomberg Center, the next installment of the Center’s Discovery Series. The panel ...

Researchers have suggested that antimatter-powered spacecraft could theoretically reach a significant fraction of the speed of light, making journeys to nearby star systems more realistic.

(via PBS Space Time) Antimatter drives sound like science fiction, but they may not be as far as you think. There’s a version that could, just maybe, launch within your lifetime.

Every year, companies and space agencies launch hundreds of rockets into space—and that number is set to grow dramatically with ambitious missions to the moon, Mars and beyond. But these dreams hinge ...