Bad news for those hoping interstellar invader 3I/ATLAS is an alien spacecraft as technosignature search turns up empty.

Interstellar visitor 3I/ATLAS sparked alien probe theories, fueled by Harvard scientist Avi Loeb's suggestions. However, ...

The observations were carried out by the Breakthrough Listen program as the object neared its closest approach to Earth on ...

Scientists scanned interstellar Comet 3I/ATLAS for alien signals using powerful radio telescopes, found nothing artificial, ...

What: Ultraviolet observations of the interstellar comet 3I/ATLAS captured by NASA’s Europa Clipper spacecraft while the ...

At roughly 250,000 kilometers per hour, comet 3I/ATLAS did not merely pass through the inner solar system it tore through it, ...

The Space Age framed nuclear propulsion as a quiet rethinking of movement, distance, and endurance beyond Earth.

An international team of researchers pointed the largest single-dish radio telescope in the world at 3I/ATLAS.

There has been a lot of buzz around interstellar comet 3I/ATLAS over the past couple of months. It is the third confirmed visitor from beyond our sola.

Several of NASA's space-based missions have observed Interstellar Comet 3I⧸ATLAS. As it approaches Mars, orbiters and rovers ...

Discovered in July, 3I/ATLAS is not your average comet – it’s a giant snowball from beyond our solar system. The comet, ...