The Horsehead Nebula in Orion: An Unbridled Look

Letitia Denham

On the night of July 27, 1913, astronomer E. E. Barnard noticed that the skies above Yerkes Observatory in southern Wisconsin were nearly perfect. The heavens were crystal clear and the Midwest air was surprisingly steady. He guided the gaze of the world’s largest refracting telescope in the direction of […]