Super-Earths, larger planets similar to Earth, are far more common across the universe than scientists previously believed, ...

A team of astronomers claims to have sniffed out a “biosignature” in the atmosphere of a distant planet called K2-18b. But ...

If the object really is Planet Nine, it would be larger than Neptune and exist 700 times further from the sun than Earth.

Astronomers recently announced a tantalizing discovery: using the James Webb Space Telescope, researchers detected potential ...

"It's like trying to spot a fish by looking for ripples in a pond, rather than trying to see the fish itself." ...

The Secret 10-Year Mission to a Planet 40 Light Years Away What if you were offered the opportunity to visit another planet?

Not to mention some sci-fi retro-cool imagery of the inside of a Weyland-Yutani ship.

Scientists have found a nearby planet that appears to be teeming with life, and now we may know what it looks like. The ...