A fuel dump by a SpaceX rocket caused a spectacular blue spiral above Western Europe on Monday, March 24. Here are the best ...

B lue paint colors are some of the most sought-after shades - experts even agree that blue is hands down the perfect bedroom ...

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

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

Stargazers in parts of Europe were stunned by an unusual sight on Monday evening: a large, glowing blue spiral in the sky.