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

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" ...

The plot of the movie Independence Day could soon become reality—as early as this November. According to Harvard astronomer ...

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

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 ...

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

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

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

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

Microscopic grains of alien dust buried in the sediment at the bottom of the ocean could be evidence of a comet that exploded ...