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

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

Although the telescope is just getting started on its mission, it has already delivered some impressive snapshots of the dark ...

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

The DESI experiment shocked cosmologists with a hint that dark energy varies over time. Now, with more data, the conclusions hold up.