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 bizarre phenomenon, described by onlookers as a “swirling blue vortex” or “galactic spiral,” appeared high above the UK ...

The bizarre phenomenon, described by onlookers as a “swirling blue vortex” or “galactic spiral,” appeared high above the UK skies on ...