Bright auroral curtain with Canis Major (Big Dipper) overhead at 02:03 AM on March 17, 2013 - Arctic Circle, Alaska

Canon 5D MKII with EF 24mm f/1.4L II
Colorful corona in Canis Major at 02:01 AM on March 17, 2013 - Arctic Circle, Alaska

Canon 5D MKII with EF 24mm f/1.4L II
Colorful corona in Canis Major at 02:00 AM on March 17, 2013 - Arctic Circle, Alaska

Canon 5D MKII with EF 24mm f/1.4L II
Colorful corona in Canis Major at 01:58 AM on March 17, 2013 - Arctic Circle, Alaska

Canon 5D MKII with EF 24mm f/1.4L II
Bright and colorful corona in Canis Major at 01:57 AM on March 17, 2013 - Arctic Circle, Alaska

Canon 5D MKII with EF 24mm f/1.4L II
Bright and colorful corona in Canis Major at 01:57 AM on March 17, 2013 - Arctic Circle, Alaska

Canon 5D MKII with EF 24mm f/1.4L II
Bright and colorful corona in Canis Major at 01:57 AM on March 17, 2013 - Arctic Circle, Alaska

Canon 5D MKII with EF 24mm f/1.4L II
Bright and colorful corona in Canis Major at 01:57 AM on March 17, 2013 - Arctic Circle, Alaska

Canon 5D MKII with EF 24mm f/1.4L II
Bright and colorful corona in Canis Major at 01:57 AM on March 17, 2013 - Arctic Circle, Alaska

Canon 5D MKII with EF 24mm f/1.4L II
Bright auroral curtain with Canis Major (Big Dipper) overhead at 02:03 AM on March 17, 2013 - Arctic Circle, Alaska

Canon 5D MKII with EF 24mm f/1.4L II
Bright auroral curtain with Canis Major (Big Dipper) overhead at 02:03 AM on March 17, 2013 - Arctic Circle, Alaska

Canon 5D MKII with EF 24mm f/1.4L II
Bright auroral curtain with Canis Major (Big Dipper) overhead at 02:03 AM on March 17, 2013 - Arctic Circle, Alaska

Canon 5D MKII with EF 24mm f/1.4L II
See photo in original gallery.