I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

Astronomers are scrambling to gather data on a mysterious object that’s currently hurtling through the solar system.

An object thought to have come from another star has been seen entering the solar system at high speed, and is expected to ...

A newly discovered object, dubbed A11pl3Z, appears to be moving too fast and straight to have originated in the solar system.

Update: NASA has confirmed the object is an interstellar comet and says it has been officially named 3I/ATLAS.

Interstellar object headed towards Mars, but poses no threat to Earth, says head of planetary defence at the ESA.

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System -- only the third ...

Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.

Astronomers are reporting the detection of a large object entering our solar system, and it is causing quite the stir in the ...

Harvard physicist Avi Loeb revealed that the object is expected to approach Earth on December 17, speeding through the solar ...

The James Webb telescope has made another stunning discovery -- this time of a massive planet that could potentially sustain ...

An object that appears to be from beyond our Solar System has been spotted hurtling towards the Sun, which if confirmed would ...