Scientists failed to find radio signals emanating from interstellar comet 3I/ATLAS, further bolstering its status as a ...

Scientists found no alien signals from interstellar comet 3I/ATLAS after a fresh 7-hour radio scan.

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an ...

The James Webb Space Telescope observed a large amount of methane around 3I/ATLAS, revealing just how different it is from ...

When Comet 3I/ATLAS entered our solar system last year—only the third known interstellar object to do so—astronomers took ...

The SETI Institute said Wednesday that extensive radio scans by its telescope in Northern California found no signs of ...

SETI Institute's radio scans of interstellar comet 3I/ATLAS found no evidence of alien technology, confirming its natural ...

Among Netflix's best sci-fi TV shows is one that feels like a combination of Interstellar and Project Hail Mary, making it a ...

The farthest spacecraft from Earth has shut down another instrument in the hopes of buying time for an upgrade that could boost the aging probe’s impressive lifespan.

NASA spacecraft observed the celestial iceball as it swung past Mars last October, venturing within 19 million miles ...

Since the dawn of the solar system, rocky visitors from deep space have blazed across Earth’s skies. When will the next asteroid or interstellar object make its pass by our planet?