The newest comet to create a buzz among sky watchers was spotted recently, and it will be coming closer to Earth in October - possibly giving us a better look at this once-in-a-lifetime visitor from ...

A comet from another star system will swing by Mars on Friday as a fleet of spacecraft trains its sights on the interstellar visitor. The comet known as 3I/Atlas will hurtle within 18 million miles ...

Two decently bright comets that share a superficial resemblance are gracing our skies right now, in fact: C/2025 A6 (Lemmon) ...

Short-period comets get close to the sun much more often than their long-period kin, and every time they do, they deplete ...

The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our solar system from another star. NASA and the European Space Agency released the latest photos Thursday.

A groundbreaking discovery was recently made about the largest comet ever observed hurtling toward the sun from the Oort Cloud in the outer reaches of our solar system. Astronomers recently got a ...

We're just weeks away from this interstellar visitor reaching its brightest in Earth's night skies. Will we see it?

A rare interstellar comet, 3I/ATLAS, is approaching its closest point to the Sun on October 30. Scientists are excited to ...

Astronomers have spotted a new comet, moving on a trajectory that indicates that it whizzed into our solar system from interstellar space and is just passing through. It's only the third time ...