NASA astronaut Don Pettit captured this stunning long-exposure view of Earth and stars from space at night from the ...

Astronomers have discovered four planets that are just a fraction of the mass of Earth orbiting Barnard’s Star, which is 6 ...

A quartet of small, rocky exoplanets likely circle Barnard's Star, around 6 billion light-years from Earth, putting them in ...

The explosion released elements heavier than iron—like gold and platinum—through a process known as rapid neutron capture ...

Life could have the time and energy to arise and prosper on Earth-like worlds in the rapidly shrinking "Goldilocks zones" ...

New research suggests the violent explosions of dying stars may have caused two of Earth’s biggest mass extinctions millions ...

New research suggests that powerful star explosions, called supernovae, may have caused at least two mass extinctions in ...

Astronomers have confirmed the existence of four planets orbiting a star less than 6 light-years away with help from some of ...

More than 60 years after the first debunked discovery of a planet orbiting Barnard’s Star, the closest single-star system to ...

Astronomers have made an exciting breakthrough by discovering four sub-Earth exoplanets orbiting Barnard’s Star, our closest ...

Since 2007, millions around the world have taken part in Earth Hour, switching off their lights to save energy and reduce light pollution. The movement continues to grow, with the ...