Galaxy's redshift of 14.44 is highest ever confirmed, extending the observational horizon closer to the cosmic dawn.

The galaxy MoM-z14 dates back to 280 million years after the big bang, and the prevalence of such early galaxies is puzzling ...

According to data from the Hubble and James Webb Space Telescopes, the origins of the free-flying photons in the early cosmic ...

Astronomers have observed two distant galaxies - both possessing roughly as many stars as our Milky Way - careening toward ...

Even within our own solar system, distances are enormous. NASA astrophysicist Dr. Amber Straughn explains that driving a car ...

Around 13.8 billion years ago, a tiny but dense fireball gave birth to the vast cosmos that holds trillions of galaxies, including the Milky Way. But our universe is dying, and it’s happening at a ...

A quasar in one galaxy blasted another during a cosmic collision, compressing star-forming gas into tiny clumps too small to ...

Scientists discovered one other curiosity between the relics: a faint glow at the center of the cluster. This could be a so-called "radio halo," another kind of radio source that emerges when churning ...

Astronomers witnessed two galaxies engaged in an intense deep-space battle for the first time. Watch the “cosmic joust” in action.