The new research suggests an alternative origin. Dark matter could have instead been born extremely hot, opening up ...

Physicists have unveiled a new way to simulate a mysterious form of dark matter that can collide with itself but not with ...

Researchers from the University of Minnesota Twin Cities and Université Paris-Saclay have reopened one of cosmology’s oldest ...

This cloud is a window into the dark Universe,” study co-author and Space Telescope Science Institute (STCScl) team member Andrew Fox said in a statement. “We know from theory that most of the mass in ...

Astronomers realized that a strange cloud of gas was actually a relic of the ancient universe which might help solve some of ...

Hubble has revealed a strange cosmic object called Cloud-9, a dark matter–dominated cloud with no stars at all. Scientists ...

A NASA team using the Hubble Space Telescope found an object in space never recorded before, nicknamed “Cloud-9.” ...

Astronomers discovered Cloud-9, a galaxy that failed to form about 14 million light-years from Earth. NASA said in a January ...

Now physicists from the University of Washington are taking a big swing at answering that question. All matter exerts gravitational force. The more mass the object has, the greater the force. Yet, a ...

NASA's Hubble Space Telescope captures the magnificent starry population of the Coma Cluster of galaxies, one of the densest known galaxy collections in the universe — and where the effect of dark ...

A professor at the University of California, Santa Cruz, he was a key contributor to a landmark paper that laid out how the ...

The spacecraft bus that will deliver NASA's Nancy Grace Roman Space Telescope to its orbit and enable it to function once there is now complete after years of construction, installation, and testing.