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

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

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

Mercury doesn't give up its secrets easily. The smallest planet in our solar system is also one of the most extreme—a ...

A landowner in Louisa County is tangled up in disputes over how her land should be developed, reflecting an ongoing debate ...

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

During the red giant phase, both the Sun and Jupiter will shine brighter and become hotter. However, its moon Europa is ...

Faculty and alumni from across six decades reflected on Brown University’s impact as an international hub for solar system ...

How big it is: 865,000 miles (1.392 million kilometers) across How far away it is: 93 million miles (150 million km) What ...

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

In the process, we can say goodbye to Mercury for sure, Venus most likely, and probably even Earth. But this assumes that nothing affects the Solar System in the meantime, and that is not a certainty.

Simulations show that the stars’ tug could send Mercury, Venus or Mars crashing into Earth — or let Jupiter eject our world from the solar system.