Space opera is a subgenre of science fiction that emphasizes grand adventures set in outer space. It often features futuristic technology, interstellar travel, and large-scale conflicts between various factions, such as empires or alien species. The narratives typically include heroic characters, epic battles, and themes of good versus evil. Common elements of space opera include advanced spacecraft, alien civilizations, and complex political intrigue. Notable examples of space opera include the Star Wars franchise and Dune by Frank Herbert. These stories often explore philosophical questions and the impact of technology on society, all while providing thrilling escapism.