The fate of our solar system is written in the stars—well, one star to be precise: the sun. Estimates of what the end will ...

The status of Pluto not withstanding, our solar system has 8 planets, but one astronomer believes we used to have a ninth that was eaten by the sun.

The solar system could be destroyed much sooner than we thought, scientists say - Outer planets could be thrown out into the ...

For more than three centuries, astronomers asking whether the Solar System is stable have received ever more comforting ...

According to a new study, the Solar System may break apart within about 6 billion years as the dying Sun’s uneven mass loss destabilizes the outer planets.

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Artist’s conception of the view from the surface of the ...