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

A mysterious light blue swirl puzzled sky watchers from the United Kingdom to Croatia on Monday night. Many thought it looked ...

Scientists have discovered a star-smothering black hole energy jet tearing through a galaxy similar to the Milky Way.

Frozen fuel from the Falcon 9 rocket launched Monday created a luminous display for several minutes, and was seen by people from England to Eastern Europe.

A man who saw a large glowing spiral in the night sky on Monday, believed to have been caused by a SpaceX rocket launch, has ...