Exoplanet hunters Christopher Watson and Annelies Mortier explain the long search for a 'twin Earth' capable of sustaining ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. There are currently more than 5,800 known planets beyond the solar system. Artist Martin Vargic ...

When evaluating possible planets out of the thousands out there, explained Prof. Bean, scientists look for liquid water as a ...

NASA’s discovery of potential evidence of ancient life on Mars means “our galaxy could be teeming with life,” says a ...

The Star Wars franchise famously takes place in a galaxy far, far away, but does Earth factor into things? We have an answer ...

Are we alone? It's one of the most basic questions of human existence. People have been trying to answer it for millennia in ...

A stellar nursery in the Small Magellanic Cloud — a tiny galaxy that orbits our Milky Way — is surprisingly dusty. All rocky planets start as dust grains floating in space. That means the amount of ...

The International Astronomical Union (IAU) defines a planet as a celestial body orbiting the Sun, possessing sufficient mass for a nearly spherical shape, and having cleared its orbital neighborhood ...

Planets are about as scarce as they can be in our summer evening sky. Earth is the only one that’s visible as darkness falls. Just look down instead of up. All of the major planets that are visible to ...

It takes a certain kind of brave (and perhaps foolish) person to join Starfleet and venture into the great unknown, and most of the stories in the Star Trek universe are about an adventure gone wrong.