Space operas are a cornerstone of science fiction, with the very best of them combining epic adventures with character-driven ...

With 'Disclosure Day,' the director returns to a longtime preoccupation. Two Times staffers explore his ongoing fascination with extraterrestrials.

Otherworldly aliens are as important to the "Star Wars" saga as a rousing score or elaborate outer space fights between cool spaceships. From the very first entry in this narrative, "Star Wars" has ...