The film 'War of the Worlds' never reveals where the aliens came from. This makes it seem like they came from an unknown planet in a distant solar system.

Steven Spielberg is one of the greatest filmmakers of all time, and he has created some truly chilling alien encounters.

For nearly five decades, Steven Spielberg has helped define what alien stories mean to movie audiences. Sometimes they arrive as cosmic miracles. Sometimes as existential threats. Sometimes as ...