Add Yahoo as a preferred source to see more of our stories on Google. In early July, astronomers spotted a mysterious object, later dubbed 3I/ATLAS after it was confirmed to be the third-ever ...

In 2017, astronomers discovered 'Oumuamua, the first confirmed interstellar object ever detected passing through our solar ...

This is the moment a mysterious object that has come from interstellar space was spotted travelling through our solar system. Images shared by the Canary Islands Institute of Physics on Thursday (3 ...

A massive interstellar object passing through our solar system during its formative years likely altered the orbits of planets into trajectories observed today, a new study says. Interactions with ...

The interstellar object, 3I/ATLAS, was first discovered in July 2025, and made its closest approach to the sun (perihelion) in late October. New observations of 3I/ATLAS were taken in December from ...

Sometimes examples come along that remind us just how much. Such as ‘Oumuamua. Given the Hawaiian name for ‘pathfinder’ or ‘scout’, it was first detected in September. The PanSTARRS1 telescope found a ...

But a study published Wednesday in the journal Nature offers another answer: ‘Oumuamua is a typical comet that expelled gas in an odd way as it traveled through our solar system. “We’ve gone through ...

The interstellar object 3I/ATLAS, which recently drew attention for its supposed color shift during its close pass by the Sun ...

The mystery of whether a Manhattan-sized object whizzing through the solar system is an alien probe or simply a comet may be finally solved this week. The 19-kilometre-wide interstellar object dubbed ...

The 19-kilometre-wide interstellar object dubbed 3I/ATLAS, first discovered by the ATLAS telescope system in Hawaii on July 1, has left scientists puzzled since it was first spotted. 3I/ATLAS is ...