Four galaxies crowd the center of a collapsing structure 1.4 billion years after the Big Bang. Each one is churning out stars ...

Faint structures play a crucial role in cosmic development, and scientists are only just beginning to grasp their full extent ...

The standard cosmological model (present-day version of "Big Bang," called Lambda-CDM) gives an age of the universe close to 13.8 billion years and much younger when we explore the universe at ...

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

The universe's first galaxies were hot messes, according to a recent study. During their younger days, they were wild, chaotic bundles of turbulent gas, churned up by huge gulps of intergalactic gas, ...

Astronomers have produced the most detailed map yet of dark matter, revealing the invisible framework that shaped the Universe long before stars and galaxies formed. Using powerful new observations ...

Supermassive black holes, often considered the universe's most extreme objects, are now seen as cosmic predators that can slow star growth in galaxies millions of light-years ...

They show up as a mathematical solution in general relativity, basically as a time-reversed version of a black hole. Some ...

The study of galaxies and their star formation processes remains a cornerstone of modern astrophysics. Galaxies are the fundamental building blocks of the Universe, each hosting a complex interplay of ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Whether the universe will “end” at all is not certain, but all evidence suggests it ...