Fusion has long been the propulsion end-goal for interplanetary travel, and a U.K.-based company thinks on its way to achieving that dream.

A giant whirlpool of light, known as a "SpaceX spiral," was recently spotted swirling across the night sky over Europe as a ...

A stunning blue and white spiral spotted in skies across Europe was created by frozen fuel tumbling from a SpaceX rocket, ...

A stunning blue light likely caused by SpaceX Falcon 9 rocket fuel illuminated the night skies over Europe on Monday.