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 ...
Here's where Comet 3I/ATLAS, Lemmon and SWAN are in the Halloween sky.
An interstellar comet that originated outside our solar system has just made its closest pass to the sun, brightening ...
The interstellar comet 3I/ATLAS has a thick irradiated crust that no longer resembles its home star system, simulations and ...
Astronomers detect unexplained acceleration in interstellar object 3I/ATLAS as Avi Loeb suggests an artificial 'engine' can't ...
Interstellar object 3I/ATLAS reaches its perihelion, prompting Harvard's Avi Loeb to suggest it's an 'alien mothership.' ...
Avi Loeb, Harvard astrophysicist and longtime proponent of the possibility that certain celestial objects could be artificial ...
A rare cosmic visitor, 3I/ATLAS, the third confirmed interstellar object, was discovered in July 2025. This object, on a ...
It’s been years since an object from another star system came calling. Now, the cosmos is sending us another mysterious ...
Interstellar invader Comet 3I/ATLAS is still full of surprises — an unexpected brightening has scientists baffled ...