Comet 3I/ATLAS is expected to make its closest pass by the Sun on Oct. 30, when it will fly 130 million miles inside the ...

The universe beyond our Solar System is vast and filled with mysteries, and some of its most fascinating secrets lie just beyond our cosmic doorstep. While the Sun is the closest star to Earth, it's ...

Astronomers have discovered the earliest seeds of rocky planets forming around a baby sun-like star, an unprecedented ...

The Gemini North telescope in Hawaii recently snapped a close-up of the comet that's captured the world’s attention.

Given 3I/ATLAS' highly eccentric orbit, this will be its one and only visit to our solar system, as its trajectory does not ...

A paper published this week by doctoral candidate Te Han and his adviser, Paul Robertson, probably shrinks the number of ...

Depending on how you look at it, UC Irvine doctoral candidate Te Han and his adviser, Paul Robertson, just made an already unimaginably difficult job – finding and observing planets ...

The NASA-funded ATLAS (Asteroid Terrestrial-impact Last Alert System) survey telescope in Rio Hurtado, Chile, first reported observations to the Minor Planet Center of comet 3I/ATLAS on July 1, 2025.

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

An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.

Officially named 3I/ATLAS, the comet was confirmed as having originated outside of Earth's solar system on July 3, according ...

NASA telescopes in Chile have discovered a comet from interstellar space, making its closest approach in October.