“Observing 3I/ATLAS is like taking a fingerprint from another solar system,” explained Nathan Roth, an astronomer at American ...

A newly discovered comet is rapidly brightening and could become visible from Earth — if it survives an extreme close encounter with the sun on April 4.

The interstellar comet 3I/ATLAS is unusually rich in alcohol — a chemical clue that could reveal how planets and icy bodies form around other stars.

New data indicates Comet 3I/ATLAS is second only to C/2016 R2 in terms of methanol levels ever recorded in a comet within our solar system.

Comet MAPS (C/2026 A1), a "Kreutz sungrazer,” will skim the sun in early April and may put on a brief, dramatic show low in ...

Lead researcher Nathan Roth said the image shows the comet is “bursting with methanol in a way we just don’t usually see.” ...

The newly discovered object dubbed the Great Comet of 2026 may become visible to the naked eye during its close solar pass in April.

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 ...

Astronomers first spotted comet 3I/Atlas in data collected by the Asteroid Terrestrial-impact Last Alert System (ATLAS) in ...

This striking image from the science camera on ESA's Jupiter Icy Moons Explorer (Juice) shows interstellar comet 3I/ATLAS ...