NASA's silence on interstellar comet 3I/ATLAS has sparked online theories after scientists observed bizarre tail shifts and ...

It has been a few years since we’ve seen a decently bright comet grace the nighttime sky, but one is now passing through our celestial neighborhood. It certainly won’t compare to the rare cosmic ...

Up to that point, the behemoth had remained hidden in the inky blackness of space. This was, in part, due to the fact that it came from outside our solar system. Named 3I/ATLAS, it is the third ...

The European Space Agency's two Mars orbiters take their shot at getting pictures of the exotic interstellar comet 3I/ATLAS. Only one of them succeeded.

Meet comet C/2025 F2 (SWAN): a celestial body glowing green as it swings around the sun, currently visible in the early morning hours with backyard gear, such as small telescopes or binoculars.

The mysterious interstellar comet 3I/ATLAS is absolutely blasting out water at a staggering rate, astronomers found.

Comet Lemmon is being called the 'best and brightest' comet of the year with its distict green color, and it's not the only comet that will be visible.

The comet-like object Chiron has been caught in the process of forming new rings, which could help us understand how these ...

Comet Tsuchinshan-ATLAS will have a close encounter with the sun today (Sept. 27) here's how to make the most of comet viewing opportunities this weekend and beyond. When you purchase through links on ...

Recently, scientists discovered a number of new comets, two of which will be passing by Earth in October. Here's everything ...