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

The other small bright bluish ball visible to the left of ... This image was captured in HaOIII and RGB light from the Dark Sky Alqueva Observatory in Cumeada, Portugal.

Is it a plane? Is it a satellite? Is it a galaxy? Is it aliens? A strange blue spiral lit up the skies over Europe on Monday night (March 24), causing residents of the U.K. and other European ...

A mysterious blue spiral took over the skies in Europe on March 25, bringing alive conspiracy theory lovers. Pictures that flooded social media fuelled speculations about the spiral's extraterrestrial ...

A strange blue spiral ... appeared in the sky over many European countries last night, likely caused by the frozen fuel released from @SpaceX's Falcon 9 #rocket. pic.twitter.com ...

A large, bright blue spiral spotted over Europe on Monday night sparked chatter on social media about what might have caused the mysterious vortex. Videos posted on X showed a blue orb in the ...