Portland man captures 3I/ATLAS, the third interstellar object, as it leaves the solar system after an 11-billion-year journey ...

The small, icy visitor now racing away from the inner solar system is not just another comet. It is an interstellar object, ...

The discovery of the interstellar object known as 3I/ATLAS has reignited debate among astronomers after new observations ...

The cosmic object, originating from beyond our solar system, sparked curiosity reminiscent of a science-fiction spectacle, ...

Astronomers analyzing the interstellar object known as 3I/ATLAS say new trajectory and composition data point to an origin ...

When 3I/ATLAS swept past the Sun in late October 2025, it became only the third confirmed visitor from interstellar space ...

KEY OBSERVATIONS The first alert came quietly. The data did not look wrong—just unfamiliar. What followed has forced ...

Astronomers have confirmed the discovery of only the third known interstellar object everobserved passing through our Solar ...

Astronomer Avi Loeb argued that other objects like interstellar visitor 3I/ATLAS could be useful for reaching out to aliens, if they exist.

Interstellar object 3I/ATLAS is confirmed as a natural comet from beyond our solar system, posing no threat to Earth despite ...

Scientists studying the interstellar object ‘Oumuamua have proposed that it may be a fragment from a Pluto-like planet beyond our solar system. Researchers from Arizona State University's School of ...

The controversial Harvard astronomer is one of the main sources of the "alien mothership" hypothesis. This is what he thinks, ...