Astronomy Picture of the Day ·

The Andromeda Galaxy in Ultraviolet

The Astronomy Picture of the Day for July 18, 2021 is “The Andromeda Galaxy in Ultraviolet,” an image. It is credited to Image Credit: NASA , JPL-Caltech , GALEX. The original explanation runs about 169 words.

The picture shows the Andromeda Galaxy, M31, as seen by NASA's GALEX spacecraft in ultraviolet light. Please see the explanation for more detailed information.
Credit: Image Credit: NASA , JPL-Caltech , GALEX Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“What does the Andromeda galaxy look like in ultraviolet light? Young blue stars circling the galactic center dominate.”

— APOD editors, July 18, 2021

Read the full explanation on science.nasa.gov

At a glance

Date
July 18, 2021
Type
Image
Credit
Credit: Image Credit: NASA , JPL-Caltech , GALEX
Copyright
No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length
About 169 words

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Topics in this entry

Andromeda GalaxyGalaxies

Topics are matched from words in the title and explanation.

On this day: July 18 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.