Astronomers are hustling to use interplanetary spacecraft to study the interstellar comet dubbed 3I/ATLAS while the sun is ...

Loeb said some answers could come from images of 3I/ATLAS that were taken Oct. 2 by NASA’s HiRise camera on the Mars ...

The comet could be older than our solar system. The comet is also distinct because nickel vapor was detected in the gas ...

As the mysterious interstellar comet 3I/ATLAS speeds towards its perihelion on 29 October 2025, NASA's Asteroid ...

ESA’s Mars orbiters have observed comet 3I/ATLAS, only the third interstellar comet ever discovered. The faint, distant object revealed a glowing coma as it was heated by the Sun. Researchers are ...

The mystery behind the famous 1977 “Wow!” signal has gained renewed attention after a Harvard astronomer proposed that the newly observed interstellar object 3I/ATLAS may be linked to the event. The ...

In Rio Hurtado, Chile, 3I/ATLAS was first observed in the night sky by the Asteroid Terrestrial-impact Last Alert System (ATLAS) survey telescope. On July 1, it was captured hurtling through space at ...

A European Space Agency spacecraft orbiting Mars caught a glimpse of interstellar comet 3I/ATLAS last week. Credit: ESA / D. Ducros illustration As a visitor from another solar system made its closest ...

If an asteroid is on a collision course with the moon, what should humanity do? Try to nudge the space rock out of the way before it strikes? Obliterate it with a nuclear explosion? Such a cosmic ...