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

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

Comet Tsuchinshan-ATLAS will round Earth mid-month, but an astronaut on the International Space Station captured amazing ...

A newly discovered Earth-size world orbiting a dead white dwarf star gives scientists a hint of what the solar system may look like in billions of years.

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

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.

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

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 ...

Explore 9 of the weirdest places in our universe, from a diamond planet to glass rain and blood glaciers, revealing the ...