A new map of cosmic expansion suggests that dark energy evolves over time, hinting that the universe doesn’t work the way we ...

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 ...

Galaxies like the Milky Way boast more than spirals; they also have feathers, where clumps of new stars are born. Astronomers ...

Swirling through the Milky Way's central zone, in the turbulent region surrounding the supermassive black hole at the core of ...

The universe is ready for its close-up. Breathtaking images of thousands of galaxies taken by a 609-megapixel camera have ...

A European dark matter telescope called Euclid has released its first treasure trove of data, showing galaxies by the ...