A newly discovered celestial object may be a starless cloud that could change how astronomers understand dark matter.

Using the Hubble Space Telescope, astronomers have discovered a new type of cosmic object, a cloud of dark matter and gas ...

Astronomers have discovered a new type of object that is a starless cloud that failed to form as a galaxy. Here's what to ...

The latest finding offers "a window into the dark universe,” said one of the researchers behind the groundbreaking discovery.

Astronomers have identified Cloud 9, a nearby dark matter halo filled with gas but no stars. The discovery supports key predictions about how galaxies form and why some never do.