Astronomy Picture of the Day · September 13, 2023

NGC 4632: Galaxy with a Hidden Polar Ring

The Astronomy Picture of the Day for September 13, 2023 is “NGC 4632: Galaxy with a Hidden Polar Ring,” an image. It is credited to Credit: Jayanne English ( U. Manitoba ), Nathan Deg ( Queen’s University ) & WALLABY Survey , IDIA/Vislab , CSIRO / ASKAP , NAOJ / Subaru Telescope ; Text: Jayanne English (U. Manitoba). The original explanation runs about 152 words.

A galaxy with blue spiral arms is seen in the image center in the midst of numerous foreground stars. This galaxy is surrounded by a white envelope, which was found to be hydrogen gas. Please see the explanation for more detailed informatio — Credit: Jayanne English ( U. Manitoba ), Nathan Deg ( Queen’s University ) & WALLABY Survey , IDIA/Vislab , CSIRO / ASKAP , NAOJ / Subaru Telescope ; Text: Jayanne English (U. Manitoba) Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“Galaxy NGC 4632 hides a secret from optical telescopes. It is surrounded by a ring of cool hydrogen gas orbiting at 90 degrees to its spiral disk.”

— APOD editors, September 13, 2023

Read the full explanation on science.nasa.gov

At a glance

Date: September 13, 2023
Type: Image
Credit: Credit: Jayanne English ( U. Manitoba ), Nathan Deg ( Queen’s University ) & WALLABY Survey , IDIA/Vislab , CSIRO / ASKAP , NAOJ / Subaru Telescope ; Text: Jayanne English (U. Manitoba)
Copyright: No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length: About 152 words

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Topics in this entry

Galaxies

Topics are matched from words in the title and explanation.

On this day: September 13 in other years

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Source

Astronomy Picture of the Day, September 13, 2023 — science.nasa.gov/image-article/apod-2023-september-13-ngc-4632-galaxy-with-a-hidden-polar-ring

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.