Astronomy Picture of the Day · May 20, 2026

The Dark Wolf Nebula

The Astronomy Picture of the Day for May 20, 2026 is “The Dark Wolf Nebula,” an image. The picture is copyrighted by its creator (Image Credit & Copyright: William Vrbasso Text: Keighley Rockcliffe ( NASA GSFC , UMBC CSST , CRESST II )). The original explanation runs about 161 words.

A dark and whispy cloud blocks the background light from surrounding gas and stars. It resembles the head, snout, and jaws of a wolf. — Credit: Image Credit & Copyright: William Vrbasso Text: Keighley Rockcliffe ( NASA GSFC , UMBC CSST , CRESST II ) Copyrighted Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“A dark wolf lies in gum. No, this isn’t a riddle!”

— APOD editors, May 20, 2026

Read the full explanation on science.nasa.gov

At a glance

Date: May 20, 2026
Type: Image
Credit: Credit: Image Credit & Copyright: William Vrbasso Text: Keighley Rockcliffe ( NASA GSFC , UMBC CSST , CRESST II )
Copyright: Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length: About 161 words