A viral tweet claims new XRISM images show interstellar comet 3I/ATLAS glowing like a spaceship engine, fuelling speculation that it may be an alien probe. Here is the truth behind the theory and what ...

A new anomaly related to the size of particles in the interstellar object 3I/ATLAS has been detected. This was reported in his blog by Harvard University astronomer Avi Loeb.

Comet 3I/ATLAS, a rare interstellar visitor, is visible this week as it departs the solar system, with some public events ...

Any time NASA notices something unusual traveling across the galaxy, we collectively perk up and give it our full attention. Speculation is rampant that alien life is coming to visit us here on Earth ...

A comet from another solar system has given rise to reports that it is in fact an alien spaceship. The comet – named 3I/ATLAS – was discovered this summer and led to excitement because it appears to ...

Most of 2025 was filled with alien talk, UFOs, UAPs, whether or not extraterrestrials exist out in the universe or not, and they could someday visit us. With 3I/ATLAS, the third interstellar object ...

A comet that is likely much, much older than our solar system has spent months traipsing through Earth's cosmic neighborhood. And at long last, NASA has unveiled an unprecedented look at the object, ...

New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

NASA's Hubble Space Telescope caught a glimpse of 3I/ATLAS – again. For months, 3I/ATLAS has attracted plenty of attention – and become the source of bizarre alien spaceship conspiracies – as it ...

Comet 3I/ATLAS, an interstellar visitor, reaches its closest approach to Earth on Dec 19 at about 167 million miles - visible only with a strong telescope. Newsround speaks to an astrophysicist to ...