Sometimes "the universe comes to us," writes the European Space Agency. For the third time since 2017, an interstellar object ...

Astronomers have confirmed the discovery of a rare celestial visitor from beyond our Solar System. The comet was first spotted on 1 July 2025 by the Asteroid Terrestrial-impact Last Alert System ...

Astronomers have confirmed the presence of 3I/ATLAS, a rare interstellar comet originating from a distant star system, now traversing our solar system.

I/ATLAS, also known as C/2025 N1 (ATLAS), originated in a distant star system, far beyond the boundaries of our solar system.

The newly discovered interstellar visitor is just the third of its kind and fascinates astronomers who hope to learn from it ...

Astronomers in Hawaiʻi detected the solar system's third interstellar object, C/2025 N1 or 3I/ATLAS, which poses no threat to ...

On July 1, 2025, a telescope in Chile detected something unexpected: a faint object streaking across the sky at an unusual ...

Astronomers have confirmed the discovery of a rare cosmic traveler: 3I/ATLAS, an interstellar comet hurtling through our solar system at nearly 2,08, ...

Bhupal Dev at Washington University in St. Louis, Missouri, and his colleagues have another idea. They suggest the event might not have been a neutrino at all, but instead a dark matter particle ...

Astronomy Solar System The Sun Humanity takes its 1st look at the sun's poles: 'This is just the first step of Solar Orbiter's stairway to heaven' (images) ...