I/ATLAS is notable for being only the third confirmed interstellar comet to pass through our solar system. Unlike typical comets that are gravitationally bound to the sun, 3I/ATLAS follows a ...

During September's total lunar eclipse, astronomers captured rare images of interstellar comet 3I/ATLAS glowing green, ...

I/ATLAS was discovered on July 1 by the Asteroid Terrestrial-impact Last Alert System (ATLAS) at a distance of 675 million ...

Interstellar Comet 3I/ATLAS undergoes a striking green transformation, captivating scientists and astronomy enthusiasts alike ...

There's some bizarre action going on with 3I/ATLAS, the interstellar object which some have claimed could be an 'alien threat ...

NASA has responded to speculation that mysterious interstellar object 3I/ATLAS is actually an alien starship preparing to invade Earth.

Interstellar object 3I/ATLAS shows an unexpected frontal glow that Harvard's Avi Loeb says cannot be explained by sunlight reflection or standard cometary outgassing.