Five galaxies caught in the act of merging just 800 million years after the Big Bang have forced astronomers to rethink how ...

New observations from the James Webb Space Telescope show that ancient galaxies lived fast and died young because of intense, ...

No matter the time or vantage point, from a pre-Neolithic cave to a post-lockdown London high-rise, the predictability of the night sky has always been humanity's symbol of permanence and reassuring ...

The Champagne Cluster is a rare and beautiful example of two galaxy clusters smashing together. Its festive name comes from both its New Year’s Eve discovery and its bubbly appearance in space. Images ...

Astronomers discovered a third galaxy with almost no dark matter, offering new clues about galaxy formation and the ...