sun

Black Sun

Detailed solar view captured in a very specific color of red light, then rendered in black and white, and then color inverted.  Credit Jim Lafferty

By |2017-02-20T18:47:41+02:00Feb 20, 2017|Categories: Astronomy|Tags: |

Enormous Coronal Hole

An elongated coronal hole rotated across the face of the sun this past week so that it is now streaming solar wind towards Earth (Jan. 2-5, 2017).

By |2017-02-01T19:33:11+02:00Jan 12, 2017|Categories: Astronomy|Tags: |