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

WASP-121b is unlike anything in our Solar System. This giant planet orbits its star so closely that it completes a full orbit ...

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...

Some exoplanets in their stars' habitable zones may be distinctly uninhabitable due to solar flaring. Red dwarfs are known ...

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

The double star system is called HD 135344 AB and it's about 440 light-years away from Earth. A and B are both young stars, ...

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

A new interstellar object, A11pl3Z, has been discovered in our solar system, marking the third such object to be observed. It ...

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

The path of totality will carve an arc of darkness across the surface of our planet – at the height of the August tourist ...

A MYSTERIOUS cosmic object has been spotted zooming through our solar system – and astronomers say it is only the third of ...

Comet or asteroid heading for the Sun is only the third time an interstellar object has been spotted inside our group of ...