The comet formed in a cold and distant part of the early Milky Way up to 12 billion years ago, putting it just under 2 ...

At roughly 250,000 kilometers per hour, comet 3I/ATLAS did not merely enter the inner solar system; it tore through it at a ...

Interstellar Comet 3I/ATLAS is the gift that keeps on giving. A snapshot of the space that lies beyond the solar system, it brings clues to other stars, other worlds and the galaxy we call home. Just ...

The interstellar comet 3I/ATLAS is leaving our solar system. See new photos from a European Space Agency orbiter on its way ...

The interstellar comet 3I/ATLAS is leaving our solar system. See new photos from the a European Space Agency orbiter on its ...

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

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 ...

Analysis of the tail of 3I/Atlas reveals that it contains an anomalous proportion of methanol, a class of alcohol used in fuels.

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 ...

Remember 3I/ATLAS? Yes, the interstellar comet that made plenty of headlines in 2025 is still romping through our solar ...

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

Only three confirmed interstellar objects have ever been identified passing through the solar system, which helps explain why astronomers reacted so quickly when 3I/ATLAS appeared. NASA’s newly ...