Scientists reveal that interstellar visitor 3I/ATLAS could be delivering organic building blocks to Jupiter's moon Europa, ...

About 470,000 “interesting” radio hits can still add up to zero. That was the practical outcome when astronomers aimed one of ...

Fresh orbital images and new geological analysis have revealed eight mysterious caves on Mars that appear unusually well suited to protect traces of life. Together, these caverns, portals and ...

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

Harvard scientist Avi Loeb presents chilling theories that interstellar object 3I/ATLAS is alien technology, citing anomalies ...

Until now, scientists believed that Mars’ skylights – pits in the surface of mars – were formed by volcanic activity. But ...

Harvard's Avi Loeb argues 3I/ATLAS shows signs of alien technology, from its 0.2% probability flight path to bizarre metal ...

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

The most important aspect of this is that, with a possible atmosphere and liquid water, this planet lies within the habitable ...

But 3I/ATLAS is no ordinary rock – it’s a comet from beyond the solar system which greeted the Earth on December 19. It’s ...

A new computational model suggests that Uranus' and Neptune's cores may be less icy than their "ice giant" nickname suggests.