A new astronomical study suggests that Earth could one day be ejected from the solar system, not by the aging of the Sun, but ...

New research suggests that our entire solar system is vulnerable to being thrown into chaos by a distant 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.

Venus will rise in the eastern sky in the pre-dawn hours of June 1 alongside Saturn and Neptune. Venus reaches its point of ...

In about 5 billion years, the Sun will run out of hydrogen at its core. This will make it swell up into a red giant, as it ...

WASHINGTON >> Scientists have identified an object about 435 miles (700 km) wide inhabiting the frigid outer reaches of our solar system that might qualify as a dwarf planet, spotting it as it travels ...

The lone planet confirmed to be in the system is squeezed in between the two, orbiting at a distance similar to Earth's ...

Scientists have discovered a colossal object approximately 435 miles wide in the frigid outer reaches of our solar system, ...

Sydney Chandler takes the reigns of the "Alien" TV series as Wendy, a "hybrid" — a child whose brain has been infused into a ...

First detected in 2015, gravitational waves may not have had a direct hand in human evolution, but it certainly helped set ...

An international team of astronomers reports the discovery of a new giant exoplanet around an M-dwarf star (GEMS). The ...

In the cold, dark outskirts of planetary systems far beyond the reach of the known planets, mysterious gas giants and ...