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

Astronomers are hustling to use interplanetary spacecraft to study the interstellar comet dubbed 3I/ATLAS while the sun is ...

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

The 3I/ATLAS comet was first spotted in July near Jupiter after it entered our solar system from another universe. Here’s ...

Perihelion for 3I/ATLAS takes place on Oct. 30, when the interstellar interloper will be 1.35 astronomical units (125 million ...

The comet could be older than our solar system. The comet is also distinct because nickel vapor was detected in the gas ...

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

There is no evidence to support the idea that this interstellar object is anything but a comet, but let's double-check.

Astronomer Gianluca Masi captured spectacular footage of a glowing meteor trail wrapping around the colossal tail of Comet ...

The risk of a cosmic body striking the Earth—or exploding in the atmosphere—may be higher in 2032 and 2036, researchers have ...

The American Meteor Society is a nonprofit that observes and collects information about meteors and related phenomona. While ...