Astronomers are closing in on one of the most tantalizing possibilities in planetary science, evidence that a previously ...

The exocomet on its journey to exit the solar system will perform a rendezvous with Jupiter’s irregular moon Eupheme on March ...

Early image of interstellar object 3I/ATLAS sparks debate among scientists, fueling speculation on cometary behavior versus ...

"If our solar system is indeed moving this fast, we need to question fundamental assumptions about the large-scale structure of the universe." When you purchase through links on our site, we may earn ...

When the interstellar traveler 'Oumuamua sped through our solar system in 2017, it left behind a lot of unanswered questions and a lot of scientific debate. Avi Loeb, an astrophysicist at Harvard, is ...

HELSINKI — Researchers are examining how artificial intelligence technologies could support a planned Chinese mission to the boundaries of the solar system, according to a new paper. Artificial ...

The near-Earth asteroid Bennu contains stardust that is older than the solar system and clues about its violent history, three new studies of the asteroid's sample materials show. When you purchase ...

A newly discovered object, dubbed A11pl3Z, appears to be moving too fast and straight to have originated in the solar system. If confirmed, it will be the third interstellar visitor ever spotted. When ...

Scientists at the European Space Agency used a laser to communicate with a spacecraft 165 million miles (265 million kilometers) away in deep space for the first time, marking a major step forward in ...