A Harvard astronomer is suggesting that an interstellar object nearing Earth could be an engineered object — rather than a ...

Is it a spaceship carrying aliens from a alternate universe? Could it be an 11-billion- year-old comment suddenly visible in ...

A Harvard physicist has asserted that new images of the Manhattan-sized interstellar object rocketing through our inner solar ...

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

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

"We should put all possibilities on the table that it's a rock, a comet, or something else until we get the evidence, the ...

A senior Harvard astronomer has reignited speculation about the origins of a vast interstellar object hurtling through the ...

Avi Loeb suggested that NASA may have rushed to conclusions by ruling out the possibility of an artificial aircraft.

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

A team of researchers has presented the wild theory that an interstellar object might be hostile "alien technology" that ...

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

Detailed photos from the newly operational Vera C. Rubin Observatory have revealed that the recently discovered interstellar ...