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

The mystery around interstellar comet 3I/ATLAS has deepened after CIA said it could "neither deny nor confirm the existence ...

A team using @NASAHubble has made the first confirmed detection of a new type of astronomical object: a starless, gas-rich, ...

A strange, starless cloud on the edge of a nearby galaxy is forcing astronomers to confront one of the biggest unknowns in ...

The theory, spearheaded by astronomer Michele Bannister and her investigative team at the University of Canterbury in New ...

The CIA issues a 'Glomar' response over interstellar object 3I/ATLAS. Explore the 'triple-jet' mystery and Professor Avi Loeb ...

A CIA refusal to confirm or deny records on interstellar object 3I/ATLAS has revived debate about its nature. While NASA insists it is a natural comet, Harvard scientist Avi Loeb points to unexplained ...

JWST peered at the glowing trail of stars left behind by a candidate runaway supermassive black hole deep in space, revealing ...

It's estimated there may be trillions of rogue planets wandering through the Milky Way, unbound to any star. Since detecting our first ones, we have been presented with an odd mystery.

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

The Virgo cluster, despite being millions of light-years away, closest large galaxy cluster to Earth. The Virgo galaxy ...

Eric and Wendy Schmidt are backing a start-up-like approach to building a giant space telescope and powerful ground ...