An inexplicably hot, fast-growing cluster of galaxies in the early universe has scientists questioning theories of galactic ...

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

Researchers at the University of British Columbia and Dalhousie University have found a young galaxy cluster that appears far ...

Scientists at the University of Missouri have identified a small group of unusual objects in the early universe. Using NASA's ...

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

A recent study provides answers to three seemingly disparate yet pressing cosmic dawn puzzles. Specifically, the authors show ...

NASA’s Webb Telescope has identified compact, mysterious galaxies nicknamed “astronomy’s platypus.” These strange objects ...

Astronomers were puzzled by a black hole around 50 million times the mass of the sun with no stars, spotted by the James Webb ...

Researchers showed that dark matter can decouple while ultrarelativistic–or very hot–and still have time to cool before ...

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

Space scientists say they have discovered "Cloud 9." A team using the NASA/ESA Hubble Space Telescope has uncovered a new ...

Cosmic observations suggest dark energy, the force pushing galaxies apart, might be weakening. This could allow gravity to dominate, potentially leading to a 'Big Crunch' where the universe collapses.