Astronomers have discovered that 3I/ATLAS is carrying methanol and other chemicals that were probably important in the origin ...

Nearly 4.5 million years ago, two large, hot stars brushed tantalizingly close to Earth's sun. They left behind a trace in ...

Scientists find that two hot stars passed near our solar system 4.4 million years ago, altering nearby interstellar clouds.

NASA's Psyche spacecraft refines the trajectory of interstellar comet 3I/ATLAS while the UN utilises the safe object for a ...

The comet 3I/ATLAS is taking a long holiday journey this year. It’s visiting from another solar system altogether. Those ...

After decades of searching, astronomers may have finally stumbled upon the first moon known to exist beyond our solar ...

Astronomers are closing in on evidence that a massive, unseen planet may exist far beyond Neptune. This discovery could ...

Discovery: On July 2, 2025, astronomers confirmed Comet 3I/ATLAS, marking only the third interstellar object (ISO) ever detected passing through our Solar System, after 1I/ʻOumuamua (2017) and ...

Voyager 1 and 2 traveled billions of miles to reach the heliopause, showing how the Sun's magnetic influence marks the ...

Scientists were able to see the moment when planets began to form around a star. Astronomers have witnessed the birth of a solar system beyond our own for the first time. An international team of ...

It came from another star and passed through our solar system at impossible speed. Astronomers scrambled to study it, but it was gone before they could find answers. Its strange path and shiny surface ...