Astronomy Picture of the Day ·

Hyperion: Largest Known Galaxy Proto-Supercluster

The Astronomy Picture of the Day for October 23, 2018 is “Hyperion: Largest Known Galaxy Proto-Supercluster,” an image. It is credited to Visualization Credit: ESO , L. Calada & Olga Cucciati et al.. The original explanation runs about 189 words.

Hyperion: Largest Known Galaxy Proto-Supercluster
Credit: Visualization Credit: ESO , L. Calada & Olga Cucciati et al. Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“How did galaxies form in the early universe? To help find out, astronomers surveyed a patch of dark night sky with the Very Large Telescope array in Chile to find and count galaxies that formed when our universe was very young.”

— APOD editors, October 23, 2018

Read the full explanation on science.nasa.gov

At a glance

Date
October 23, 2018
Type
Image
Credit
Credit: Visualization Credit: ESO , L. Calada & Olga Cucciati et al.
Copyright
No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length
About 189 words

All of October 2018 → · 2018 by month → · Full archive since 1995 →

Topics in this entry

Galaxies

Topics are matched from words in the title and explanation.

On this day: October 23 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.