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

Interstellar comet 3I/ATLAS on Wednesday reached its closest point to the Sun, a point known as perihelion. Although this ...

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

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

Interstellar comet 3I/ATLAS is briefly out of view as it travels around the sun this week, but researchers and amateur ...

I/ATLAS is the third interstellar object ever discovered in our solar system. Telescope observations suggest it is a roughly 7-mile-wide (11 kilometers) comet zooming at more than 130,000 mph (210,000 ...

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

Manhattan-sized comet 3I/ATLAS — which scientists suspect could have extraterrestrial origins — will reach its closest ...

An interstellar comet that originated outside our solar system just flew by the sun. Next, the object will fly by Earth in December.

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

Comet 3I/ATLAS, the third interstellar object ever recorded, is currently passing through our solar system. Discovered on ...