Astronomy Picture of the Day ·

Bright Spiral Galaxy M81

The Astronomy Picture of the Day for October 17, 2015 is “Bright Spiral Galaxy M81,” an image. The picture is copyrighted by its creator (Image Credit & Copyright: Ken Crawford ( Rancho Del Sol Observatory )). The original explanation runs about 161 words.

Bright Spiral Galaxy M81
Credit: Image Credit & Copyright: Ken Crawford ( Rancho Del Sol Observatory ) Copyrighted Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“One of the brightest galaxies in planet Earth’s sky is similar in size to our Milky Way Galaxy: big, beautiful M81 . The grand spiral galaxy can be found toward the northern constellation of the Great Bear ( Ursa Major ).”

— APOD editors, October 17, 2015

Read the full explanation on science.nasa.gov

At a glance

Date
October 17, 2015
Type
Image
Credit
Credit: Image Credit & Copyright: Ken Crawford ( Rancho Del Sol Observatory )
Copyright
Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length
About 161 words

All of October 2015 → · 2015 by month → · Full archive since 1995 →

Topics in this entry

The Milky WayGalaxies

Topics are matched from words in the title and explanation.

On this day: October 17 in other years

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Source

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.