That is NGC 1266 in the “Celestial River” constellation Eridanus.

The Eridanus Supervoid is one of the largest and most mysterious structures

Inside the Eridanus Supervoid: The Greatest Mystery of Empty Space

Why the Eridanus Supervoid Terrifies Astronomers

Inside The Eridanus Supervoid The Greatest Mystery Of Empty Space

The Eridanus Supervoid: A Hole in the Universe That Shouldn't Exist

1.8 Billion Light-Years of Nothingness — The Eridanus Supervoid! | Astronomy

Galaxies revealed their cosmic dance in Eridanus’ flowing river #NASA #Astronomy #Galaxies

ERIDANUS.

Scientists Found a Billion Light Year Hole in the Universe — Nobody Can Explain It

A Cosmic Cold Spot That Should NOT Exist | Eridanus Supervoid

Eridanus Constellation 444Hz Cosmic Sound Bath (Sonification)

The Eridanus Twelve #halo #halolore

Another Reality Is Leaking Into Ours (And It's Spreading)