A mysterious spiraling blue light illuminated the night skies ... sky in what many social media commentators likened to a spiral galaxy. The full video at normal speed lasts for about six minutes.

Known as NGC 4536, the galaxy boasts sweeping spiral arms speckled with bright blue clusters of baby stars and vibrant pink clumps of ionized hydrogen gas. It is classified as an intermediate ...

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 ...

The spiral galaxy being wrapped or lensed around the elliptical galaxy appears to be stretched and warped into a ring, with bright blue lines drawn through it where the spiral arms have been ...