During September's total lunar eclipse, astronomers captured rare images of interstellar comet 3I/ATLAS glowing green, ...

New photos from the recent 'blood moon' eclipse show that interstellar comet 3I/ATLAS may be turning green as it gets closer ...

New photos captured during the recent "blood moon" total lunar eclipse show that the interstellar comet 3I/ATLAS may be ...

But over the summer, 3I/ATLAS, has plunged toward the inner solar system—and the fireworks show has begun in earnest. When ...

Normally, comets get that green coloration from dicarbon, a rare molecule formed when sunlight breaks down carbon-based gases. But early telescope readings haven’t yet found it in 3I/ATLAS. Some ...

New images reveal interstellar comet 3I/ATLAS beginning to grow a signature tail as it zooms closer to the sun ahead of a ...

A mysterious object from interstellar space is screaming through the solar system right now, and is expected to rip past ...

Named 3I/ATLAS, the comet is only the third known interstellar object to enter our solar system, and it's the largest and ...

Interstellar object 3I/ATLAS nucleus size remains one of the biggest mysteries in astronomy. Scientists are analyzing ...

The eyes of every astronomer widened this year when an interstellar traveler was discovered in our solar system.

Today, let's talk about something super mysterious! A detector has discovered an icy comet in the Kuiper Belt, and this has ...