Interstellar comet 3I/ATLAS contains exceptionally high levels of methanol, suggesting it formed under conditions very different from those that shaped most comets in our solar system. ALMA also ...

Cropped image of NASA’s James Webb Space Telescope observation of comet 3I/ATLAS with its Near-Infrared Spectrograph instrument. Credit: NASA/James Webb Space Telescope This result is especially ...

Comet 3I/ATLAS, the 3rd identified interstellar comet in human history, has a surprising chemical makeup. The Webb space telescope captured these images, each highlighting the presence of different ...

Researchers at the SETI Institute found no evidence of alien technology after analyzing radio signals from the object. 3I/ATLAS was the third comet ever discovered originating from outside our solar ...

You might remember Avi Loeb from my breathless coverage of the interstellar object 3I/ATLAS last year. He’s the conspiratorial Harvard astronomer who dreamt up one fanciful possible reason for the ...

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We already knew interstellar comet 3I/ATLAS came from somewhere far beyond our solar system. Now scientists have more information on how alien that somewhere really is — a corner of the universe ...

Interstellar comet 3I/ATLAS is now on its way out of our solar system, never to return. The comet was only the third-ever detected object to originate from outside our solar system. Traveling at high ...

Comet 3I/ATLAS is making headlines again, thanks to new findings from astronomers using the ALMA telescope in Chile. This research reveals that the comet is packed with an unusually large amount of ...

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, ...

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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 ...