A galaxy cluster in the early universe is 10 times hotter than it ought to be, which may reshape how we think these enormous ...

Nearly every galaxy has a supermassive black hole in its core. Whether the black hole forms first and then the galaxy around ...

An international team of astronomers has uncovered multiple evolutionary paths for the universe's most massive galaxies. Observations of ultramassive galaxies, each containing more than 100 billion ...

A scorchingly hot galaxy cluster in the early universe has left scientists baffled. “We didn’t expect to see such a hot ...

Astronomers found a young galaxy cluster with unexpectedly hot gas, suggesting cosmic structures formed faster than once ...

QSO1. It lived just 700 million years after the Big Bang and already had a mass about 50 million times that of the Sun.

NASA's James Webb Space Telescope has discovered a mysterious early-universe galaxy nicknamed “Jekyll and Hyde”, revealing a ...

An international team of astronomers led by Canadian researchers has found something the universe wasn't supposed to have: a ...

By studying tiny distortions in the shapes of distant galaxies, scientists mapped dark matter and dark energy across one of the largest sky surveys ever assembled. Their results back the standard ...

Webb reveals a bridge of stars linking two nearby dwarf galaxies, offering a look at how gravity reshapes galaxies and sparks ...

Another batch of the ‘impossible’ galaxies turned out not to be standard galaxies at all, but a new type of object that ...

Cloud-9 is located 14 million light-years from Earth, NASA said as it shared details of it's newest discovery.