Northern Lights over Apgar Mountain. Original public domain image from Flickr https://www.rawpixel.com/image/3309816/free-photo-image-astronomy-aurora-cc0Free Image from public domain licenseNorthern Lights above the mountaintops viewed from the ground in Iceland. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3288860/free-photo-image-aurora-cc0-creative-commonsFree Image from public domain licensePlate with an image of Aurora and the coat of arms of the Humbertson family (c. 1750 - c. 1774) by anonymous https://www.rawpixel.com/image/13745348/photo-image-person-art-patternFree Image from public domain licenseDr Dava Newman, NASA Deputy Administrator visit to New Zealand, July 11-18, 2016.Original public domain image from Flickr https://www.rawpixel.com/image/8753823/photo-image-airplane-public-domain-natureFree Image from public domain licenseNorthern Lights over Lake McDonald. Original public domain image from Flickr https://www.rawpixel.com/image/3309929/free-photo-image-astronomy-aurora-cc0Free Image from public domain licenseNORWEGIAN SEA (Nov. 21, 2019) A long exposure photograph of the aurora borealis is taken aboard the guided-missile destroyer… https://www.rawpixel.com/image/3399288/free-photo-image-aurora-alliedmaritimecommand-apparelFree Image from public domain licenseAurora Borealis And Big Dipper. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3372277/free-photo-image-aurora-cc0-creative-commonsFree Image from public domain licenseThe Aurora Borealis lights are visible over Thule Air Base, Greenland Dec 11, 2017. https://www.rawpixel.com/image/3318230/free-photo-image-aurora-afspc-air-forceFree Image from public domain licenseAurora borealis frame, home decoration https://www.rawpixel.com/image/7416144/aurora-borealis-frame-home-decorationView licenseNORWEGIAN SEA (Nov. 22, 2019) A long exposure photograph of the aurora borealis is taken aboard the guided-missile destroyer… https://www.rawpixel.com/image/3399291/free-photo-image-alliedmaritimecommand-aurora-cc0Free Image from public domain license