Starting at the surface, you would have to dig nearly 2,000 miles before reaching the Earth’s core. No one could survive that ...

For decades, astronomers have seen the "before" and "after" of this process — when a planet is orbiting very close to its ...

A distant star system offers hope that our planet will keep spinning, even after the Sun expands into a red giant.

The discovery of an Earth-like planet 4,000 light years away in the Milky Way galaxy provides a preview of one possible fate ...

Technically a “temporarily captured object,” 2024 PT5 is a near-Earth asteroid and Earth’s newest mini-moon. This 11-meter ...

A small asteroid will join Earth's orbit around the sun for two months beginning Sunday, becoming a 'mini-moon.' ...

"We do not currently have a consensus whether Earth could avoid being engulfed by the red giant sun in 6 billion years." ...

Astronomers spotted a potential Earth-size rocky world orbiting a white dwarf, suggesting a future in which our planet outlives its star.

A rocky exoplanet located 4,000 light years away provides a possible preview of the Sun and Earth's fate 8 billion of years ...

A comet is expected to risk having its tail clipped on Friday by flying perilously close to the sun, promising fireworks next ...

While the poet Robert Frost wrote that “Some say the world will end in fire/ Some say in ice,” earthlings may take cold ...

A stronomers have found an Earth-size planet orbiting a white dwarf, suggesting that maybe the fate of our world is not to be ...