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Katherine Freese, Ph.D. (NAS), The University of Texas at Austin, is a world-renowned theoretical astrophysicist who recently discovered a possible new type of star, powered...

Katherine Freese is featured in the cover article from New Scientist in September 2023. Astronomers say they have spotted evidence of stars fuelled by the...

PBS Spacetime on Katherine Freese's work on Dark Stars: Discovered in James Webb Space Telescope?

Using data and images gathered by the James Webb Space Telescope, a team of astrophysicists, including Katherine Freese, has found several objects that appear to...

Stars fueled by the self-annihilation of dark matter might have been spotted for the first time by JWST

"They're big puffy beasts," said Katherine Freese, a theoretical astrophysicist at the University of Texas at Austin and senior author of the research published in...

The universe exists on scales of time and distance that lie entirely outside the range of human experience. It is dominated by two substances—dark matter...

Stars powered with dark matter still need proving but could reveal clues about the nature of one of the universe’s great mysteries.

Katherine Freese published her inaugural article for the Proceedings of the National Academy of Sciences

A team of astrophysicists has found evidence for gravitational waves that oscillate with periods of years to decades.