Scientists used the 100-metre Green Bank Telescope to look for alien signals but detected no radio signals from 3I/ATLAS.

Astrophysicists are mapping a vast, hidden structure in the gas around the Sun that behaves like a tunnel carved through ...

An international team of researchers pointed the largest single-dish radio telescope in the world at 3I/ATLAS.

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

It leads off with a statistic that sounds almost trivial but masks a profoundly puzzling problem: interstellar comet 3I/ATLAS ...

Observations of 3I/ATLAS reveal that streaming gas in its anti-tail is limited to 5,000 km, with larger dust particles ...

A new look at December imagery suggests we are not seeing a solid surface at all—but a finely balanced cloud of dust that ...

I/ATLAS, the interstellar object discovered in 2025, reveals the estimated population, composition, and distribution of ...

New observations of a nearby red giant star suggest that a long-standing explanation for how giant stars spread life’s ...

Astronomers discovered a comet originating from outside the solar system this summer. Its name is 3I/ATLAS ("three-eye-Atlas"), which means it's the third interstellar object found in the solar system ...

NASA’s Europa Clipper spacecraft has recorded important new observations of the interstellar comet 3I/ATLAS using its ...

The final day of the annual Space Telescope Advent Calendar shows a new view of one of the most famous deep-space images of ...