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

Researchers now appreciate that gas planets are more complex than first thought. New findings have implications for our ...

Southwest Research Institute has collaborated with Yale University to summarize the scientific community's notable progress ...

A field star drifting within 10,000 astronomical units may be enough. This could rattle the Oort Cloud, the icy shell at the ...

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

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

A recent study warns that passing stars could disrupt Earth's orbit, potentially causing it to collide with other planets or be ejected from the solar system.

This month will usher in two separate conjunctions — one between the moon and a rarely-visible Mercury, and another between the moon and Mars.

Summer arrives for northern observers as the Moon visits Venus, Uranus, and Mercury. Plus: globular cluster M15, double star ...

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.

Billions of years from now, the Sun will swell into a red giant, swallowing Mercury, Venus, and Earth. But that’s not the only way our planet could meet its demise.