A thick shell "implies a longer route that oxygen and nutrients would have to travel to connect Europa’s surface with its ...

The case filed in Massachusetts is the first lawsuit over the strikes to land in a U.S. federal court since the Trump administration launched a campaign to target vessels off the coast of Venezuela.

Sputnik skies to analysis of interstellar visitors, scientists are rethinking how and where to look for physical traces of ...

Scientists have found new evidence suggesting that interstellar 3I/ATLAS is not an alien spaceship, as one conspiracy theory claims, but a comet.

A team of astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spaceship. The comet was confirmed in July 2025 as the third known object to enter our solar ...