The discovery of an Earth-sized planet orbiting a white dwarf shows a possible future for Earth billions of years from now.

"In any case, planet Earth will only be habitable for around another billion ... The gravity of the system acted like a lens ...

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

Astronomers have discovered an Earth-like planet orbiting a white dwarf star about 4,000 light-years away. This discovery ...

The search for a second Earth within the Milky Way is ongoing, but a recently discovered planet falls short of the mark.

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

It turns out the mysterious force is a previously undiscovered global electric field. First came the surprising discovery ...

The planetary system with a white dwarf, an Earth-like planet and a brown dwarf cannot be seen; the point of light in (c) is from the background source star that is no longer magnified.

"The white dwarf lens was nearly perfectly aligned with the background source star during ... exactly where you would expect to find planet Earth after the Sun has become a white dwarf," Zhang ...

But perhaps all is not doomed for planet Earth (although it may be a world ... s star passed in front of another star, which from the background magnified the amount of light heading toward ...

In about five billion years, our Sun will exit its main sequence phase and transition to its red giant phase. At this point, ...

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