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

Astronomers have revolutionized our understanding of a collection of stars in the northern sky called the Pleiades. They used ...

For the first time, scientists have built a digital version of the Milky Way that follows the motion of individual stars, not ...

A team of researchers has confirmed stars ring loud and clear in a "key" that will harmonize well with the science goals and ...

Simulating a billion years using previous best-resolution simulations would take almost 36 years of real computing time.

Astronomers have long puzzled over the cause of a mysterious “glow” of very high energy gamma radiation emanating from the ...

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

"The discovery of this stream highlights how much is still unknown about the life histories of galaxies, how the hidden ...

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

NASA 's James Webb Space Telescope has revealed that an exceptionally rare star duo in the Milky Way has a third companion — ...

An interstellar trespasser known as 3I/ATLAS is almost certainly a comet. So, why do so many people think it's ...