Imperial Star Destroyers are the most terrifying ships in the Star Wars universe because they are a symbol of evil. This behind-the-scenes photo shows the crew working with a model spacecraft as they used practical effects. However, they also have a bluescreen behind them so that they could add the landscape later.
This was incredibly advanced technology at the time and holds up well today. The original Star Wars trilogy aged well because it didn’t over-rely on computers and CGI. They won many awards because of their use of cutting-edge resources and special effects (via Studio Binder).