Using NASA's Chandra X-ray observatory, astronomers have observed a massive and hot galaxy cluster known as PLCKG287.0+32.9 ...

Scientists observing the Centaurus galaxy cluster made an exciting breakthrough by discovering powerful streams of hot gas ...

ESA’s Euclid mission mapped 26 million galaxies, revealing galaxy shapes, cosmic structures, and gravitational lenses ...

Using the powerful Atacama Large Millimeter/submillimeter Array (ALMA) and additional data from the Atacama Pathfinder ...

Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA), along with complementary data from the Atacama Pathfinder Experiment (APEX), have discovered a surprisingly large reservoir ...

XRISM has uncovered how galaxy clusters evolve—violent mergers create turbulence, preventing hot gas from cooling. This ...

The galaxy is a vibrant orange disk, dubbed the Big Wheel. Its life began within the universe’s first two billion years of ...

Ancient Greek theories on the Milky Way galaxy ranged from mythology to science, with ideas from Democritus, Aristotle and ...

This protocluster, located approximately 12 billion light-years away, is a region of the early universe where a cluster of galaxies is just beginning to form. Galaxy clusters are the largest ...

"Starburst galaxies birth lots of hot blue stars that burn fast and die quickly in explosions that unleash intense ...

Fluffy strands of cosmic gas and dust illuminated by bright young stars form a beautiful cloudscape in a neighboring nebula.

A European space telescope launched to explore the dark universe has released a trove of new data on distant galaxies.