The Northern Lights in the night sky above the village of Daillens, Switzerland. EPA
The aurora borealis, known as the Northern Lights, shine over St Mary's Lighthouse in Whitley Bay, Tyne and Wear, northern England, on Friday May 10. PA
Northern Lights over St Croix State Forest near Markville, Minnesota. The most powerful solar storm in more than two decades struck Earth on May 10, triggering spectacular light shows in skies from Tasmania to the UK. AP Photo
The aurora borealis over the National Monument of Scotland in Edinburgh. AFP
Northern Lights over Portsmouth, New Hampshire. AP Photo
The aurora borealis over Crosby Beach, Liverpool, northern England. PA
Northern Lights appear in the night sky above the Brocken in Schierke, northern Germany. AP Photo
Hues in the night sky over East Brandenburg, Germany. AP Photo
The aurora borealis illuminate the night sky near London, Ontario on May 10. AFP
Admirers watch the aurora borealis over Gloucester, Massachusetts. Reuters
The Northern Lights shine above a hotel in Speyer, Germany. EPA
The Northern Lights in the night sky above the village of Daillens, Switzerland. EPA
The aurora borealis, known as the Northern Lights, shine over St Mary's Lighthouse in Whitley Bay, Tyne and Wear, northern England, on Friday May 10. PA
Northern Lights over St Croix State Forest near Markville, Minnesota. The most powerful solar storm in more than two decades struck Earth on May 10, triggering spectacular light shows in skies from Tasmania to the UK. AP Photo
The aurora borealis over the National Monument of Scotland in Edinburgh. AFP
Northern Lights over Portsmouth, New Hampshire. AP Photo
The aurora borealis over Crosby Beach, Liverpool, northern England. PA
Northern Lights appear in the night sky above the Brocken in Schierke, northern Germany. AP Photo
Hues in the night sky over East Brandenburg, Germany. AP Photo
The aurora borealis illuminate the night sky near London, Ontario on May 10. AFP
Admirers watch the aurora borealis over Gloucester, Massachusetts. Reuters
The Northern Lights shine above a hotel in Speyer, Germany. EPA
The Northern Lights in the night sky above the village of Daillens, Switzerland. EPA
