Astronomy Picture of the Day · December 19, 2015

Star Streams and the Whale Galaxy

The Astronomy Picture of the Day for December 19, 2015 is “Star Streams and the Whale Galaxy,” an image. The picture is copyrighted by its creator (Image Credit & Copyright: R Jay Gabany (Blackbird Observatory) Collaboration: David Martínez-Delgado (University of Heidelberg), et al.). The original explanation runs about 154 words.

From the explanation

“NGC 4631 is a spiral galaxy found only 25 million light-years away, toward the well-trained northern constellation Canes Venatici . Seen egde-on, the galaxy is similar in size to the Milky Way.”

— APOD editors, December 19, 2015

Read the full explanation on science.nasa.gov

At a glance

Date: December 19, 2015
Type: Image
Credit: Credit: Image Credit & Copyright: R Jay Gabany (Blackbird Observatory) Collaboration: David Martínez-Delgado (University of Heidelberg), et al.
Copyright: Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length: About 154 words

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Topics in this entry

The Milky Way Galaxies

Topics are matched from words in the title and explanation.

On this day: December 19 in other years

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Source

Astronomy Picture of the Day, December 19, 2015 — science.nasa.gov/image-article/apod-2015-december-19-star-streams-and-the-whale-galaxy

Copy taken Oct 28, 2026, 2:39 AM EDT. The image and explanation belong to their creators. OpenOrbit is not affiliated with or endorsed by NASA.