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

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

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

One summer night in 1877, American astronomer Asaph Hall was looking through his telescope in Washington, D.C. Mars was at ...

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new ...

How Many Planets Are There in the Solar System? There are 8 planets in our solar system. The planets orbit the Sun in ...

In the latest shutdown, the cosmic ray subsystem experiment on Voyager 1 and Voyager 2’s low-energy charged particle ...

NASA was to supply some critical technologies for the mission, which Europe may not be able to readily replace.

Researchers in the US have suggested there is a 40 percent chance a ninth planet could exist in our solar system. Planet Nine ...

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

Discover interesting facts about the sun, the solar system's central star that supports all life on Earth. Skip to main content. Open menu Close menu ... Venus, Earth and Mars.