Researchers across the globe are already working on ways to destroy or at least redirect any killer asteroids before they slam into the Earth. But what if scientists discover that Earth is threatened ...

A bonkers plot to move our Solar System using a giant device powered by the Sun has been cooked up by a top scientist. The "stellar engine" could be used to shift Earth trillions of miles if it were ...

Illustration of a millisecond pulsar consuming material from a companion star. Pulsars that evaporate their companions rather than consuming them could serve as stellar engines. Credit: NASA / GSFC ...

As the universe ages, so too do its stars. The Sun, our life-giving star, will eventually fade, plunging Earth into an ...