While imperceptible to humans, these tiny delays are significant for experiments that rely on pulsars as ultra-precise cosmic ...

An alien comet is slipping away forever. For a few hours only, a livestream will show its final cosmic goodbye.

Last July, Earth's radio telescopes targeted an interstellar comet traversing our solar system—the third confirmed ...

Moon dust is sharp, corrosive, and potentially fatal. NASA’s new electric force field shield is designed to blast it away.

New polarimetry data on interstellar comet 3I/ATLAS reveals bizarre refractory dust, proving this alien visitor formed in a ...

Comet 3I/ATLAS, only the third interstellar object ever observed, is making its final pass through our skies, offering a rare ...

Interstellar comet 3I/ATLAS is now barreling away from the sun, never to return to the solar system. There's one more chance ...

New photos show off NASA's newly constructed Roman Space Telescope, which will soon help researchers unravel the mysteries of ...

"...an interstellar traveler will not correspond with its senders because there is no benefit to that": Prof Loeb ...

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

Bugonia delivers a shocking ending for audiences, but it's one that carries an even larger message to audiences.

Meanwhile, on its way out of the solar system, on March 16, 2026, 3I/ATLAS will encounter one of the farthest of Jupiter’s ...