Star Trek: The Next Generation is a science fiction television series that aired from 1987 to 1994. It is set in the 24th century and follows the adventures of the USS Enterprise-D, a starship exploring the galaxy. The show features a diverse crew, including Captain Jean-Luc Picard, Commander William Riker, and the android Data, as they encounter new civilizations and face moral dilemmas. The series is known for its exploration of complex themes such as ethics, diplomacy, and the human condition. It expanded the Star Trek franchise, introducing new characters and storylines while maintaining the franchise's core values of exploration and cooperation among different species.