Astronomy Picture of the Day ·

NGC 520: Colliding Galaxies from Hubble

The Astronomy Picture of the Day for September 7, 2021 is “NGC 520: Colliding Galaxies from Hubble,” an image. The picture is copyrighted by its creator (Image Credit: NASA , ESA, Hubble ; Processing & Copyright: William Ostling ( The Astronomy Enthusiast )). The original explanation runs about 174 words.

The picture shows the colliding galaxies of NGC 520 as imaged by NASA and ESA's Hubble Space Telescope. Please see the explanation for more detailed information.
Credit: Image Credit: NASA , ESA, Hubble ; Processing & Copyright: William Ostling ( The Astronomy Enthusiast ) Copyrighted Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“Is this one galaxy or two? The jumble of stars, gas, and dust that is NGC 520 is now thought to incorporate the remains of two separate disk galaxies.”

— APOD editors, September 7, 2021

Read the full explanation on science.nasa.gov

At a glance

Date
September 7, 2021
Type
Image
Credit
Credit: Image Credit: NASA , ESA, Hubble ; Processing & Copyright: William Ostling ( The Astronomy Enthusiast )
Copyright
Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length
About 174 words

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Topics in this entry

Andromeda GalaxyGalaxiesHubble Space Telescope

Topics are matched from words in the title and explanation.

On this day: September 7 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.