Astronomers discover 30 degree arc of ultraviolet emission centered on the Big Dipper
Wednesday, June 3, 2020 - 12:50
in Astronomy & Space
Astronomers announced the discovery of a ghostly, almost perfectly circular, arc of ultraviolet emission centered on the handle of the Big Dipper and stretching 30 degrees across the Northern sky. If the arc were extended, it would completely encircle the Big Dipper with a diameter of 60 degrees.