Astronomy Picture of the Day · November 21, 2014

M1: The Crab Nebula

The Astronomy Picture of the Day for November 21, 2014 is “M1: The Crab Nebula,” an image. The picture is copyrighted by its creator (Image Credit & Copyright: Martin Pugh). The original explanation runs about 154 words.

From the explanation

“The Crab Nebula is cataloged as M1, the first object on Charles Messier’s famous 18th century list of things which are not comets. In fact, the Crab is now known to be a supernova remnant , debris from the death explosion of a massive star, witnessed by astronomers in the year 1054.”

— APOD editors, November 21, 2014

Read the full explanation on science.nasa.gov

At a glance

Date: November 21, 2014
Type: Image
Credit: Credit: Image Credit & Copyright: Martin Pugh
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

Nebulae Supernovae Comets

Topics are matched from words in the title and explanation.

On this day: November 21 in other years

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Source

Astronomy Picture of the Day, November 21, 2014 — science.nasa.gov/image-article/apod-2014-november-21-m1-the-crab-nebula

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.