SIGNS of an alien planet that’s about the same size as Earth have been picked by up a Nasa telescope. Scientists say it might ...

You don't need a rocket ship to visit another world. Right here on planet Earth, there are bizarre landscapes that defy ...

EXPERTS have spotted a potentially habitable new planet that might be “remarkably similar to Earth”. But there is one chilly catch – scientists believe temperatures may below ...

Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year ...