The intersection of an interstellar comet through the Solar System is a very rare occurrence but in November 2025 the ...

NASA has finally pulled back the curtain on a collection of extraordinary images showing an interstellar visitor that has captivated astronomers and conspiracy theorists alike since its discovery this ...

The small, icy visitor now racing away from the inner solar system is not just another comet. It is an interstellar object, cataloged as 3I/ATLAS, and its evolving behavior is giving planetary ...

Astronomers may be closing in on the age and origin of the interstellar comet 3I/ATLAS as it barrels toward the center of our solar system. A new study that models the last 4 million years of the ...

Observations made by SPHEREx between December 8 and 15, 2025, revealed the infrared light emitted by the dust, water, organic molecules and carbon dioxide present in the coma of comet 3I/ATLAS. NASA ...