The 3I/ATLAS comet was first spotted in July near Jupiter after it entered our solar system from another universe. Here’s ...

Modern astronomy is giving us unprecedented views of the asteroids, comets, and other small bodies that litter our cosmic ...

As a joke, she labelled it LGM 1 for “Little Green Men”, but the astronomers working on it did not really believe they had ...

A rare interstellar visitor, comet 3I/ATLAS, is currently traversing our solar system, offering scientists a unique chance to ...

New strategies may soon allow scientists to test dark energy theories within our own solar system, linking cosmic-scale physics to local observation. Science advances through a cycle of proposing ...

Exoplanets like HD 189733b, Tres-2b, and TOI-849b display extreme conditions from glass rain to near-total darkness, offering insight into the diversity of planets beyond our solar system.

Astronomers have identified 3I/ATLAS, an ancient, ice-rich interstellar comet potentially older than our solar system.

When evaluating possible planets out of the thousands out there, explained Prof. Bean, scientists look for liquid water as a main guiding principle. “All life on Earth needs liquid water, no matter ...

Astronomers say 3I/Atlas will be visible in parts of the US sky for a short time, giving viewers a unique look at a comet from beyond our solar system.

The chemical signatures we're observing may reflect both the comet's ancient origins and its long journey through ...

An interstellar comet that originated outside our solar system just flew by the sun. Next, the object will fly by Earth in ...

A coronal mass ejection on another star has been witnessed in its entirety for the first time, revealing that when these ...