Astronomy Picture of the Day · January 20, 2023

Galaxy Wars: M81 and M82

The Astronomy Picture of the Day for January 20, 2023 is “Galaxy Wars: M81 and M82,” an image. The picture is copyrighted by its creator (Image Credit & Copyright: Andreas Aufschnaiter). The original explanation runs about 222 words.

From the explanation

“The two dominant galaxies near center are far far away, 12 million light-years distant toward the northern constellation of the Great Bear. On the right, with grand spiral arms and bright yellow core is spiral galaxy M81 .”

— APOD editors, January 20, 2023

Read the full explanation on science.nasa.gov

At a glance

Date: January 20, 2023
Type: Image
Credit: Credit: Image Credit & Copyright: Andreas Aufschnaiter
Copyright: Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length: About 222 words

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Topics in this entry

Galaxies

Topics are matched from words in the title and explanation.

On this day: January 20 in other years

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Source

Astronomy Picture of the Day, January 20, 2023 — science.nasa.gov/image-article/apod-2023-january-20-galaxy-wars-m81-and-m82

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.