- The Northern Lights were visible across parts of the UK on Friday night and are expected to return on Saturday.
- The rare phenomenon, usually seen near the Arctic Circle, was observed as far south as Norfolk.
- The Met Office forecasts that sightings are most likely in Scotland and northern England, provided skies are clear.
- Aurora displays are caused by massive explosions on the sun, known as coronal mass ejections, which interact with Earth's atmosphere.
- To best view the lights, people are advised to find a dark location away from light pollution and look towards the northern horizon.
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