Astronomy Picture of the Day · April 23, 2018

The Blue Horsehead Nebula in Infrared

The Astronomy Picture of the Day for April 23, 2018 is “The Blue Horsehead Nebula in Infrared,” an image. The picture is copyrighted by its creator (Image Credit: WISE , IRSA , NASA ; Processing & Copyright : Francesco Antonucci). The original explanation runs about 159 words.

From the explanation

“The Blue Horsehead Nebula looks quite different in infrared light. In visible light , the reflecting dust of the nebula appears blue and shaped like a horse’s head .”

— APOD editors, April 23, 2018

Read the full explanation on science.nasa.gov

At a glance

Date: April 23, 2018
Type: Image
Credit: Credit: Image Credit: WISE , IRSA , NASA ; Processing & Copyright : Francesco Antonucci
Copyright: Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length: About 159 words

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Topics in this entry

Nebulae

Topics are matched from words in the title and explanation.

On this day: April 23 in other years

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Source

Astronomy Picture of the Day, April 23, 2018 — science.nasa.gov/image-article/apod-2018-april-23-the-blue-horsehead-nebula-in-infrared

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.