Comet 3I/ATLAS was discovered on July 1 by the NASA-funded Asteroid Terrestrial-impact Last Alert System (ATLAS) observatory.

A Brown University researcher helps to lead the science team for NASA’s HiRISE camera, which caught images of the comet as it streaked past Mars.

When the dust storm on Mars finally cleared, Opportunity captured a landscape that looked nothing like the one it had seen ...

An armada of space missions, including Hubble, JWST, plus assets orbiting and roving on Mars, have captured Comet 3i/ATLAS in ...

Two orbiters and a rover captured images of the interstellar object — from the closest location any of the agency’s ...

Agency says it may have found signs of life on the Red Planet Mars during a press conference about comet 3I/ATLAS ...

Telescopes on Earth, along with multiple cameras in space, have captured a whole gallery of new imagery of this alien visitor ...

NASA is poised to reveal the true identity of the interstellar object 3I/ATLAS tomorrow - after more than a month of silence.

Researchers first identified this cosmic intruder on July 1, thanks to the Asteroid Terrestrial-Impact Last Alert System ...

NASA has finally published several observations of interstellar comet 3I/ATLAS that were taken during the long government ...

The timing is suspicious, as NASA scientists admit they are 'baffled' by the comet's composition. Spectroscopic analysis has ...

Interstellar comet 3I/ATLAS sweeps past Mars as NASA’s orbiters and Perseverance reveal fresh clues about its chemistry and ...