If ancient extraterrestrial explorers ever traipsed through Earth's cosmic neighborhood, it's possible they left behind some ...

When people think about space threats, they usually imagine asteroid impacts, solar storms, or distant supernova explosions. But some scientists warn that the most serious danger may be something far ...

Even at this early stage in our spacefaring age, humanity has already begun sending probes that will eventually reach other solar systems, even if that was not their original intention. Five robotic ...

"The alien is the perfect hunter. It will adapt to those situations, to those environments," says principal UI artist Laura ...

'Alien Vs. X-Men,' a historic four-issue crossover series from Kieron Gillen, Geraldo Borges, Chris Claremont, and more, arrives in September. This September, Marvel Comics and 20th Century Studios ...