The early universe is speckled with little red dots, and now we may have an idea of how these peculiar galaxies originated: They were born with almost no spin. Little red dots were totally unknown ...

Astronomers have discovered a vast, dense cluster of massive galaxies just 1 billion years after the Big Bang, each forming stars at an intense rate from collapsing clouds of dust. Reported in ...

The existence of massive, elliptical galaxies in the early universe has puzzled astronomers for two decades. An international ...

Sixty percent of the oldest known galaxies seem to be rotating clockwise an asymmetry so extreme that one scientist described “any person looking at the image can see it.” The result, based on 263 ...

The Hubble and Chandra space telescopes are hunting for rogue black holes wandering through dwarf galaxies, which could provide a fossil record of how supermassive black hole growth in the early ...

Scientists are exploring the origins of the Amaterasu particle, an extremely energetic cosmic ray first detected in 2021, which carries unprecedented energy levels.

New radio observations of molecular gas reveal how dozens of galaxies could have rapidly merged together in the early Universe.