A solar wind stream is buffeting Earth's magnetic field and stirring up auroras around the Arctic Circle. A beacon of light from the John Lennon memorial Imagine Peace Tower pointed to the display over Reykjavik, Iceland, on Nov 11th:

Image
© Marketa Stanczykova
"The combination of the beacon and the Northern Lights resembled a beautiful flower in the sky--[a nice tribute to Lennon]," says photographer Marketa Stanczykova.

High-latitude sky watchers should remain alert for auroras as the solar wind continues to blow.

More images: from Rob Stammes of Lofoten, Norway; from John Gray of Butt of Lewis, Outer Hebrides; from John Dean of Nome, Alaska; from Tenho Tuomi of Lucky Lake, Saskatchewan, Canada; from Larry Jenkins of Labrador City, Labrador, Canada