Rising Interest
Strong Revenue Potential
Universal Appeal
Creative
Military Space Opera
Romantic Space Opera
Hard Sci-Fi Space Opera
Steampunk Space Opera
Cyberpunk Space Opera
Time Travel Space Opera
Space Opera with Alien Civilizations
Space Pirate Adventure
Mythological Space Opera
Humorous Space Opera
Young Adult Space Opera
Political Space Opera
Space Opera with Artificial Intelligence
Space Colonization Opera
Epic Space Opera
Dystopian Space Opera
Post-Apocalyptic Space Opera
Spiritual Space Opera
Bio-Punk Space Opera
Noir Space Opera
