An international research collaboration has used advanced computer simulations to investigate how faint radio signals from ...

For centuries, scientists have puzzled over globular clusters, the dense star systems that orbit galaxies without dark matter ...

A swarm of galaxies called the Bullet Cluster is the biggest, best natural laboratory for studying dark matter that ...

For astronomers studying dark matter, the Bullet Cluster is one of the greatest laboratories in the universe. Follow-up ...

Dr. Sukanya Chakrabarti, the Pei-Ling Chan Endowed Chair in the College of Science at The University of Alabama in Huntsville ...

If galaxies, galaxy clusters, and superclusters are the "fibers" and "nodes" that make up the cosmic web, then cosmic voids ...

UAH researchers, led by Dr. Chakrabarti, have used pulsars to detect dark matter sub-halos in the Milky Way for the first ...

Ursa Major III/Unions 1 (UMa3/U1), the faintest known satellite of our galaxy, orbits the Milky Way at a distance of more ...

Globular clusters are dense groups of hundreds of thousands to millions of stars that orbit galaxies such as the Milky Way.

Faint hydrogen signals from the cosmic Dark Ages may soon help determine the mass of dark matter particles. Simulations suggest future Moon-based observatories could distinguish between warm and cold ...

NASA; JAXA The Milky Way appears above Earth's bright atmospheric glow in this Aug. 23, 2025, photograph from the International Space Station as it ...

Where exactly are we in the Milky Way? This video maps our true cosmic address with Gaia data—central bar, spiral arms, dark-matter halo, and the Orion Arm where the Solar System lives—and explains ...