There may be an alien planet lurking within Earth's own solar system. If the hypothetical Planet Nine does indeed exist, the sun probably ripped the world away from another star long ago, a new study ...

Planet Nine may be even more exotic than astronomers had thought. The putative world, which some scientists think lurks unseen far beyond Pluto’s orbit, could be a former “rogue planet” that was ...

Planet Nine may be even more exotic than astronomers had thought. The putative world, which some scientists think lurks unseen far beyond Pluto's orbit, could be a former "rogue planet" that was ...

Astronomers believe they have uncovered evidence of a previously unknown ninth planet lurking in the not-too-distant reaches of the solar system. This hypothetical world, dubbed "Planet Y," could be ...

Among the solar system’s more intriguing mysteries is whether a large, icy planet lives in the outer regions of our cosmic neighborhood, well beyond the orbit of Neptune. This hypothetical world, ...

Tencent Games announced a brand-new mobile MMORPG called Noah’s Heart during the Tencent Games Annual Conference this weekend. [Thanks, 4Gamer.] The developer is Archosaur Games, the makers of the ...

Team 17 and Creative Director Adrian Lazar have announced Planet Alpha is coming to PS4 in 2018. Planet Alpha is a side-scrolling adventure that takes place in a living alien world, where you have the ...

When it comes to genres, there are few more complex, varied, and satisfying than sci-fi. It’s a genre of adventure, wildly imaginative stories, and frequently tales of revolution that prompt the ...