IC 1101 holds the title of the largest galaxy known to humanity, and its colossal size is almost beyond comprehension. Located approximately 1.045 billion light-years away from Earth, this galaxy is ...

Hold onto your telescopes, folks—the milky way and andromeda just challenged each other to a cosmic size contest… and ...

The discovery, made with the LOFAR (LOw Frequency ARray) radio instrument in Europe, indicates that galaxy clusters, which ...

A new batch of 15 Giant Radio Galaxies, the largest of which is 12.4 light-years wide, could help reveal how black holes and galactic mergers help the universe's largest single objects grow so large.

Depicting a section of the universe known as the COSMOS-Web field, the new map is far more expansive than even the iconic Hubble Ultra Deep Field, a view of 10,000 galaxies NASA released in 2004.

Recent studies found that some of the largest known galaxies had reached maturity very quickly — when the universe was only about 10% of its current age.