Astronomy Picture of the Day ·

Grand Spiral Galaxy M81 and Arp's Loop

The Astronomy Picture of the Day for April 16, 2013 is “Grand Spiral Galaxy M81 and Arp's Loop,” an image. The picture is copyrighted by its creator (Image Credit & Copyright: Bernard Miller). The original explanation runs about 228 words.

Grand Spiral Galaxy M81 and Arp's Loop
Credit: Image Credit & Copyright: Bernard Miller 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 . 8 million light-years away toward the northern constellation of the Great Bear ( Ursa Major ).”

— APOD editors, April 16, 2013

Read the full explanation on science.nasa.gov

At a glance

Date
April 16, 2013
Type
Image
Credit
Credit: Image Credit & Copyright: Bernard Miller
Copyright
Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length
About 228 words

All of April 2013 → · 2013 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: April 16 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.