The interstellar comet 3I/ATLAS has just done something no visitor from another star system has ever been caught doing: it ...

Astronomers tracking the interstellar comet known as 3I/ATLAS report that the object has brightened markedly and developed a faint green glow as it approaches its closest pass by Earth, sharpening ...

Interstellar comet 3I/ATLAS is turning green and getting brighter as it nears Earth. Scientists track the ancient space rock, ...

The interstellar comet 3I/ATLAS is racing away from the sun. Hubble and JWST track the object's strange composition: high CO2 ...

An interstellar comet racing through the inner solar system is giving scientists a rare chemical snapshot of material formed around another star, with early findings showing an unexpectedly low water ...

ESA’s XMM-Newton space observatory has captured Comet 3I/ATLAS in X-ray light. This marks the first X-ray observation of the ...

I/ATLAS comet is the 3rd-ever object discovered that originated from outside our solar system. It's not a threat, approaches ...

The interstellar comet 3I/ATLAS reaches its closest point to Earth on Dec. 19, allowing close study with no threat to the ...

Gemini North observations reveal interstellar comet 3I/ATLAS has brightened and developed a green coma after perihelion, ...

Astronomers have followed 3I/ATLAS since its discovery on July 1. Hubble photographed it on July 21 from 277 million miles ...

New images taken with the Gemini North telescope in Hawaii confirm that the interstellar comet 3I/ATLAS has gotten brighter ...

Gemini North captured new images of Comet 3I/ATLAS after it reemerged from behind the sun on its path out of the solar system ...