The second object that strayed from another solar system to ours was 21/Borisov. It was discovered in 2019 and is believed to ...

A mysterious interstellar object named 3I/ATLAS is racing through our solar system at incredible speed — and scientists are ...

Harvard astrophysicist Avi Loeb has cowritten a research paper speculating whether the comet 3I/ATLAS is in fact "hostile" ...

I/ATLAS is just the third recorded interstellar object to enter the solar system. However, the scientific consensus is that ...

Does the scientific community as a whole share the notion that a newly discovered interstellar object 3I/ATLAS is an alien ...

The strange 3I/ATLAS comet that was recently discovered to be speeding through our solar system could actually be the work of ...

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

Harvard's Avi Loeb suggests comet 3I/ATLAS could be alien tech, but most scientists say it's a natural interstellar object with no threat to Earth.

A controversial new paper questions whether the interstellar object 3I/ATLAS is a potentially dangerous alien probe, similar ...

Scientists are wondering whether the latest interstellar object, 3I/ATLAS, may have been sent to us by an extraterrestrial ...

Though SETI scientists believe aliens would likely use similar technology as we do on Earth, that assumption poses a fundamental, possibly insurmountable, challenge to their search: Our own ...