NASA is defending the quality of its newly released HiRISE images of interstellar object 3I/ATLAS after a wave of sharper amateur photographs began circulating online, prompting comparisons that place ...

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

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

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

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

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

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.

The last images transmitted by the Spirit rover reveal a Martian landscape stripped bare by years of cold, dust, and isolation. Subtle distortions in the horizon hint at environmental shifts that ...

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

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

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

The path of comet 3I/ATLAS through the solar system has been predicted with an accuracy 10 times greater than previous ...