During last year’s brief visit from the comet 3I/ATLAS, astronomers got an extremely rare glimpse into the cosmos beyond our ...

Observations of the fast-moving interstellar comet with the Very Large Telescope in Chile support similar observations made ...

Astronomers have used the European Southern Observatory's Very Large Telescope (ESO's VLT) to study the composition of ...

Interstellar comet 3I/ATLAS carries isotopic ratios entirely outside the Solar System range, ESO’s Very Large Telescope has ...

Observational evidence now suggests that the comet “3I/ATLAS,” known as the third interstellar object to visit our Solar ...

Interstellar comet 3I/ATLAS may be older than our solar system, offering a rare glimpse into the early galaxy.

The Asteroid Terrestrial-impact Last Alert System (ATLAS) survey telescope discovered the interstellar comet 3I⧸ATLAS - NASA ...

Based on evidence collected by the James Webb Space Telescope, researchers have found that interstellar comet 3I/ATLAS could ...

I/ATLAS arrived fast, bright, and strange. When astronomers spotted it on July 1, 2025, they knew almost immediately this was no ordinary comet.

An artist’s impression of 3I/ATLAS is shown as it passes near the Sun, illuminating one side of the comet. On the side of the ...

New evidence reveals interstellar comet 3I/ATLAS formed over 10 billion years ago in a distant planetary system, carrying unique isotopic ratios unlike solar system comets.

Astronomers first spotted Comet 3I/ATLAS in June 2025, and it was later confirmed as an interstellar visitor that originated ...