The recent close encounter of the interstellar object 3I/ATLAS with our Sun has ignited a fiery debate among astronomers. The crux of the controversy lies in conflicting data from telescopes tracking ...

NASA and the European Space Agency spotted a cosmic object that was splitting apart before it exploded, something not a ...

The object, the latest “quasi-moon” detected by astronomers, could be with us for almost another 60 years. By Robin George Andrews The Earth stands alone in the solar system as a habitable world, as ...

Interstellar comet 3I/ATLAS showed changing chemistry near the Sun, revealing clues about its internal structure and offering insights into how planets form in distant star systems.

Astronomers have spotted a quasi-moon near Earth — and the small space rock has likely been hanging out near our planet unseen by telescopes for about 60 years, according to new research. The newly ...

NASA's DART mission, which tested a planetary defense strategy, successfully changed the orbit of the asteroid Dimorphos in 2022. The mission also unexpectedly altered the orbit of Dimorphos's larger ...