As time goes on, we will continue to learn more about this incredible comet and the universe.

Interstellar comet 3I/ATLAS stole our hearts in 2025. Discovered on July 1, and only the third known interstellar visitor, it reached its closest distance to Earth before Christmas, and became a ...

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The interstellar comet 3I/ATLAS was confirmed in July 2025 as the third known object to visit our solar system from interstellar space. Despite conspiracy theories, scientists say 3I/ATLAS shows all ...

The interstellar comet 3I/ATLAS was confirmed in July 2025 as the third known object to visit our solar system from interstellar space. Despite conspiracy theories, scientists say 3I/ATLAS shows all ...

As 3I/ATLAS passes near the sun, methanol gas glows blue, mixed with icy dust grains, while the far side of the comet glows orange with hydrogen cyanide in this artist's rendering. Credit: NSF / AUI / ...

The interstellar comet 3I/ATLAS was the third object ever discovered in our solar system that originated from another star system. Despite a viral conspiracy theory, NASA officials have repeatedly ...

Our solar system's famous "invader" might be as old as the Milky Way itself.

Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have detected unusually large amounts of methanol, a simple alcohol, in interstellar comet 3I/ATLAS—levels that exceed those ...

Comet 3I/Atlas is now heading out of the solar system and into interstellar space, but scientists are still analyzing the data it left behind as it passed through our cosmic neighborhood. A new study, ...

Comet 3I/ATLAS continues to make astonishing headlines, thanks to new findings from astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA). This new research reveals that 3I/ATLAS ...