According to the standard model of cosmology, the universe should be the same everywhere and look the same in every direction ...

Our solar system is speeding through the galaxy at more than three times the velocity scientists once believed, according to ...

"Even though it's the first time we've seen a galaxy like this, we think that there could be many more out there." ...

With the government reopened, the space agency at last released pictures captured by a fleet of government spacecraft of an ...

New research shows that Theia, the planet that collided with Earth and formed the Moon, was a rocky world born closer to the ...

A University of Arizona-led team has used a camera orbiting Mars to capture the closest images yet of a rare interstellar ...

Potential impactors are most likely to have low velocities and the highest likelihood of hitting Earth during the winter.

NASA released a trove of never-before-seen images of the interstellar comet 3I/ATLAS, unveiling new characteristics of the ...

NASA has a photo dump of the interstellar comet 3I/ATLAS. It made news in July when it was confirmed to have originated ...

A flying piece of cosmic rock or an alien threat? Comet 3I/ATLAS is hurtling through our solar system and captivating ...

Spectroscopy of other stars has led to most discoveries of exocomet systems. In research led by University of Colorado ...

Chinese researchers have identified black holes as the likely source of the high-energy component of the cosmic-ray “knee.” Milestone findings released on November 16 by the Large High Altitude Air Sh ...