Spacecraft have revealed that the comet—which one scientist suggests could be an alien spacecraft—is now "distinctly bluer ...

Interstellar invader Comet 3I/ATLAS is still full of surprises — an unexpected brightening has scientists baffled ...

I/ATLAS was recorded by several objects as it made its close pass by the sun this week which resulted in the jarring ...

"The implication of alien technology would be huge and therefore we must take it seriously,” Harvard's Avi Loeb told Newsweek ...

While most scientists believe it’s a natural comet, one Harvard astronomer has suggested its unusual features could hint at ...

As 3I/Atlas neared its closest point to the sun in its orbit, the internet was abuzz with curiosity about the comet.

The interstellar comet 3I/ATLAS has a thick irradiated crust that no longer resembles its home star system, simulations and ...

This is only the third interstellar comet scientists have observed. Its extreme brightening, unusual composition, and intense ...

I/ATLAS is a 'Manhattan Sized' mass traveling through our solar system, and Astrophysicist Avi Loeb, joins the KTLA Morning ...

An interstellar comet that originated outside our solar system has just made its closest pass to the sun, brightening ...

Manhattan-sized comet 3I/ATLAS allegedly executed an unusual maneuver while approaching the Sun earlier this week, fueling ...

Some pass close enough to be noticed, like comet 3I/ATLAS now crossing our Solar System. Scientists believe these visitors ...