In the spirit of the season, the interstellar comet 3I/ATLAS is changing color as it leaves the sun behind — shifting from a ...

A stray comet from another star is swinging past Earth. Discovered over the summer, the comet known as 3I/Atlas will pass ...

Tracking comets accurately is hard. A new effort with the U.N. and NASA aims to better chart these visitors using 3I/ATLAS.

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

Scientists say the colour shift in interstellar comet 3I/ATLAS is due to gases in the comet's coma reacting to solar heat.

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

JUICE and the Hubble Space Telescope turned their gazes towards the interstellar visitor in November.

Interstellar comet 3I/ATLAS is now emitting a distinct green glow as it nears Earth, a transformation attributed to the ...

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

This rare interstellar visitor (C/2025 N1) is visible now! While too faint for the naked eye, amateur astronomers can easily ...

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

Is Comet 3I/ATLAS the Oldest Comet Visitor from the Solar System? Learn about Comet 3I/ATLAS, its origins, discovery, why it ...