A glowing, swirling spiral of blue and purple was seen across the UK and also in parts of Europe on Monday night. But what ...

People across Europe spotted a mysterious blue blob floating in the night sky on Monday. Videos posted on social media showed ...

Skywatchers are in for a real treat tonight and throughout the week thanks to a series of geomagnetic storms scheduled to ...

A mesmerizing blue spiral in the night sky from the UK to Poland on March 24 was linked to a SpaceX Falcon 9 rocket launch.