Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

They’re not a perfect match, but it’s way too hot on the first planet for us to hop over and confirm for ourselves.

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

As the closest planet to the Sun, Mercury is exposed to the star's enormous gravitational field. And it's really stressful.

A recent study in Icarus suggests a wandering star could disrupt our solar system. Simulations reveal that a star passing ...

New research suggests that Mercury's crust is shifting and twisting in unexpected ways thanks to the force of the Sun.

The nights surrounding June 7 will see Jupiter and Mercury crowd together close to the horizon in the northwestern sky.

A recent study indicates a small chance that Earth could be ejected from our solar system due to passing stars. Simulations ...

Passing stars could trigger instability across the solar system, resulting in Earth being hauled out of its orbit.

The sun rises from the east, and sets in the west - this is a well-established fact for the longest time, and this is due to ...