A mysterious object from outside our solar system-one that a Harvard scientist suggests could be alien technology-is making ...

Scientists estimate the object to be more than 12-miles-wide, speeding at 37 miles-per-second, relative to the sun.

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 ...

A Harvard astronomer explained why an unidentified object detected this summer could potentially be an alien spacecraft. Avi Loeb, the chair of the university's astronomy department, appeared Thursday ...

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

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

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

On July 1, astronomers spotted an unusual high-speed object zooming towards the sun. Dubbed 3I/ATLAS, the surprising space ...

There’s a visitor in town, and its name is 3I/ATLAS. The presumed interstellar comet presents a rare opportunity for ...

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 ...