NASA's Webb Space Telescope and the European Southern Observatory in Chile teamed up to unveil these early nuggets of ...

Scientists are tracking a large gas planet experiencing quite a quandary as it orbits extremely close to a young star, a ...

Comet 3I/ATLAS was discovered on July 1. “It came from outside our solar system and right now, it's inside the orbit of Jupiter…,” said an official of the NASA’s Center for Near Earth ...

Astronomers have identified a mysterious new object hurtling through our solar system, believed to have originated from interstellar space. First spotted on July 2, 2025, by the ATLAS survey ...

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, speeding through our celestial neighborhood.

An "interstellar object" is speeding toward the inner solar system, where Earth is located, astronomers have confirmed. The object -- likely a comet -- was first detected in data collected between ...

Astronomers have discovered an interstellar object travelling through the solar system that is expected to pass by Earth later in the year.

A mysterious visitor from another solar system could be an alien spacecraft, according to a leading Harvard astronomer.

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our solar system — only the third ever spotted, though scientists suspect many more may slip past unnoticed.

3I/ATLAS is only the third interstellar object ever detected. You can stream the object live today, or maybe see it from your own telescope!

NASA has discovered 3I/ATLAS, only the third known interstellar object, now passing through our solar system from the direction of Sagittarius ...

A mysterious object the size of Manhattan, originating from outside our Solar System, has been spotted by astronomers. Experts have confirmed the discovery of this rare interstellar visitor—only ...