Here's where Comet 3I/ATLAS, Lemmon and SWAN are in the Halloween sky.
A Harvard University professor has said that 3I/ATLAS experienced a sudden "nongravitational" acceleration while passing ...
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 ...
Interstellar object 3I/ATLAS reaches its perihelion, prompting Harvard's Avi Loeb to suggest it's an 'alien mothership.' ...
Astronomers detect unexplained acceleration in interstellar object 3I/ATLAS as Avi Loeb suggests an artificial 'engine' can't ...
The interstellar comet 3I/ATLAS has a thick irradiated crust that no longer resembles its home star system, simulations and ...
Transportation Secretary and acting NASA Administrator Sean Duffy pushed back against celebrity personality Kim Kardashian’s ...
This is only the third interstellar comet scientists have observed. Its extreme brightening, unusual composition, and intense ...
When Comet 3I/ATLAS roared into the solar system this summer, it launched a scientific scramble to study what astronomers ...
A rare cosmic visitor, 3I/ATLAS, the third confirmed interstellar object, was discovered in July 2025. This object, on a ...