Harvard astronomer Avi Loeb says interstellar object 3I/ATLAS could be firing its "thrusters" to leave the solar system.

🚨 BREAKING NEWS 🚨 NASA has gone dark, quietly activating Earth defense systems as A Manhattan-sized interstellar object — ...

The object, initially thought to be a meteorite, could actually be Zond 1, a Soviet spacecraft that was destined for Venus 60 ...

Scientists were surprised to note that 3I/ATLAS brightened much faster than they anticipated during its perihelion last week.

I/ATLAS showed a complex tail structure early this morning of November 8, 2925. It was observed at 29 degrees elongation from ...

NASA is hosting a high-profile live event to unveil new, high-resolution imagery of the interstellar comet 3I/ATLAS, treating ...

Whilst the interstellar visitor was out of view, it appears to have changed course slightly, brightened, and may have lost ...

3I/ATLAS is surrounded by “a complex jet structure,” new images show, sparking fresh speculation that the Manhattan-sized ...

The object, estimated to be the size of a city block, is only the third known interstellar visitor to our solar system since ...

Interstellar object 3I/ATLAS no longer has a tail, defying behavior for a “typical comet,” and adding to mystery surrounding ...