A controversial new paper questions whether the interstellar object 3I/ATLAS is a potentially dangerous alien probe, similar ...

In 2017, the mysterious interstellar object 'Oumuamua passed through our Solar System, sparking a heated debate about its ...

In October 2017, astronomers detected a mysterious object speeding through our Solar System,unlike anything observed before.

How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here ...

Harvard astrophysicist Avi Loeb has cowritten a research paper speculating whether the comet 3I/ATLAS is in fact "hostile" alien technology.

A newly discovered object speeding through our solar system could be something far stranger than a comet, possibly even alien ...

Nearly a month ago, a mysterious object was seen hurtling through the solar system and later confirmed as an interstellar ...

Is alien invasion armageddon coming for us in November? That's the speculation set off by a legitimate academic study ...

The largest interstellar comet discovered could be an alien technology. The newly found Manhattan-sized object, named ...

Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever ...

There’s a visitor in town, and its name is 3I/ATLAS. The presumed interstellar comet presents a rare opportunity for ...

A comet that was born in another solar system and could be billions of years old is hurdling through Earth’s solar system — a ...