Videos posted on the X showed a blue orb in the night sky that was visible in the U.K., France and other countries.

The cause of the strange blue spiral is actually a SpaceX Falcon 9 rocket that blasted off from Space Launch Complex 40 ...

Thus, the core is printed as a small sphere which is thin enough to let ... To mimic the Core’s deadly blue glow, the build uses cheap LED modules sourced from Dollar Tree lights.

A blue and white spiral in the night sky is seen from Sweden. (Bertrand Ilhe / AFP via Getty Images) ...

0:36 Glowing spiral floats through U.K. night sky People across Europe witnessed a mysterious glowing blue spiral in the night sky this week, and scientists say they think they know what caused ...

The strange circular light was seen across Greater Manchester, Derbyshire, Lancashire, Staffordshire and other parts of the ...

A glowing blue spiral was spotted in European skies on Monday evening, causing a stir on social media. The swirls were seen across Europe with reports of sightings from the United Kingdom ...

A glowing blue spiral was spotted in European skies on Monday evening, causing a stir on social media. The swirls were seen across Europe with reports of sightings from the United Kingdom, France, ...