Scientists estimate the object to be more than 12-miles-wide, speeding at 37 miles-per-second, relative to the sun.

Scientists are exploring various proposals to repurpose existing spacecraft in order to chase after the interstellar object ...

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

The NSF-DOE Vera C. Rubin Observatory in Chile recently captured rare footage of the visitor known as 3I/ATLAS — only the ...

NASA detected the interstellar object, dubbed 3I/ATLAS, traveling through our Solar System, sparking a flurry of scientific ...

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

I/ATLAS is just the third recorded interstellar object to enter the solar system. However, the scientific consensus is that ...

Since 2017, three interstellar objects have been spotted passing through our solar system: 1I/ʻOumuamua, 2I/Borisov… and just ...

Irene Klotz is Senior Space Editor for Aviation Week, based in Cape Canaveral. Before joining Aviation Week in 2017, Irene spent 25 years as a wire service reporter covering human and robotic ...

Baba Vanga predicted alien contact in 2025. Now, an interstellar object, 3I/ATLAS, is raising eyebrows—and fears. Harvard's ...

Harvard astrophysicist Avi Loeb suggests a comet passing through the solar system may be an alien spacecraft, sparking debate among experts.