"The consequences, should the hypothesis turn out to be correct, could potentially be dire for humanity," said Avi Loeb.

Analysis of an ancient meteorite suggests that rocky planets both near and distant from the sun may have formed at the same ...

International astronomers have for the first time witnessed the birth of a planetary system beyond Earth's sun that could one ...

A newly discovered object speeding through our solar system could be something far stranger than a comet, possibly even alien ...

The Solar System is a fascinating place, with each planet orbiting the Sun at its own unique distance. But how far apart are ...

Such is the case with 3I/ATLAS, a third known interstellar object from outside of our solar system to be discovered, which ...

On July 1, 2025, the Asteroid Terrestrial-impact Last Alert System (ATLAS) survey telescope, located in northern Chile, ...

To truly explore alien languages, linguists must open themselves to the maximum conceivable degree of cosmic otherness ...