A massive clump of dark matter in the Perseus galaxy cluster is linked to its core by a bridge of dark matter, evidence of a ...

Astronomers have confirmed a wandering black hole, about seven times the mass of the Sun, 5,000 light-years from Earth.

Using data from space telescopes and other instruments, astronomers, cosmologists, and astrophysicists are able to deduce and ...

By mapping the brightest explosions in the universe, scientists may have uncovered a megastructure that defies our ...

A new approach suggests that a tiny spin of the universe throughout space might reconcile those conflicting numbers. If the ...

Astronomers have long struggled with a troubling puzzle: a significant portion of normal matter in the universe appeared to ...

The halo is more extended that astronomers originally thought, and contains enough hydrogen gas to resolve the problem of the ...

A slowly spinning universe could resolve a puzzle in physics known as the Hubble tension, a new model suggests.

Mysterious dark matter makes up 85 percent of matter in the universe, and of the remaining 15 percent, scientists couldn’t ...

In the grand puzzle of the cosmos, one question continues to defy easy answers: how fast is the universe expanding?

The rotating model, which does not break any known law of physics, suggests the universe could spin around once every 500 billion years. This would be far too slowly to detect easily, but enough to ...

Hubble’s 35‑year celebration brings a vibrant reimagining of the Sombrero Galaxy, revealing hidden dust lanes and far‑flung ...