What Makes A Science Fiction Thriller Different From Space Opera?

In a bleak future, the man with everything wants one more thing. Her. Tiernan is a man with everything, and he’s not used to being denied what he wants. When he sees Madison from a distance, he makes the arrogant decision to take her. Her family needs her, but she has little choice except to become the Commander’s new companion, albeit reluctantly. Life in the hub of power isn’t what she expects, and neither is Tiernan. He’s dark and demanding, but there are flashes of tenderness that have her falling for the man she glimpses inside the cold and exacting commander of their territory. Which Teirnan is the real one—the tyrant or the tender lover? At first, it seems impossible that she could ever be happy with the man who forced her to give up her life, but feelings grow between them. Their relationship reaches a fragile new level that could deepen to something neither expected, if betrayal and treason don’t separate the lovers.

She gave up the stars for him. And he threw her away. When Aria Carter discovers her husband’s betrayal, the dream she buried years ago reignites. NASA calls with an opportunity of a lifetime: a mission to space in just one week. She takes hold of the opportunity to escape her broken marriage and reclaim the future she thought she had lost forever. But training comes with one complication, Commander Adrian Vega. Arrogant, infuriating, and devastatingly handsome, He makes it his mission to remind Aria she’s the only female in a world built for men. Their rivalry sparks in every simulation until launch day throws them together, alone among the stars. In the silence of space, teasing turns into tension, and tension into something, neither of them can fight. Yet Earth is waiting, and so is the man who once held her heart. Will Aria fall back into old gravity? Or will she choose the dangerous pull of a man who makes her feel weightless?

This story is about the love between an alien and a human girl. The alien comes from his planet to find a soft-hearted man. He is the greatest scientist on his planet. He is looking for a soft and compassionate heart. They want to fit it in with other aliens to see if they feel the same emotion as humans? In his search, he finds a girl. He kidnaps her and takes her to her planet where he falls in love with her.

War of worlds tells of a story about a cryptoian kataros who goes about attacking and conquering planets within the milky way galaxy till he is stopped by the people who escaped from the planets he conquered and destroyed

Alexa is a hardworking person. Always helping her mom after her dad disappear. One day of her existence, she met a guy named Daniel. Mirana the sister of Daniel have search planets by planet in order to kill her older brother. Daniel is the heir in Aleris and Mirana wants to kill him to take the throne. As soon as Mirana finds out that he’s on earth, she send thousands of ships to attack earth. Daniel without knowing the planned attack contacted one of his friends to help him get out of earth, so that his sister might not find him. But everything’s too late. Earth is now a warzone. So Daniel have to go, leaving earth behind and hoping that no other planet will suffer the same faith. Before leaving, Daniel met with Alexa and tells her everything. She also has some questions about her true being that is describe by her mother before it died due to the attack. Alexa without a heartbeat, leaves with Daniel. As they were on the ship, Daniel needs an army of himself to fight with his sister. Knowing how powerful Mirana has been after she killed their parents. Daniel now seeks out people from different planets and galaxies who are willing to fight beside him. Alexa, still searching for herself within the stars have been hoping to know who she really is but Daniel doesn’t care whether what she is. As soon as Daniel have gathered his own army, he plan to attack Mirana. He finds a way to lure Mirana and fights her for the throne. Then he finds out something he didn't expect. Now he must decide whether to kill Mirana and acquire the throne? Or save Mirana to save Alexa?

Six teenagers, each born with strange alien abilities, make their way to an mysterious academy to find answers to their heritage. Only to discover that their heritage may threaten the planet they love The story starts with six teenagers. Each recently finding out that they were born half human and half alien. The teenagers are invited to the mysterious Zen Academy, an institution that is kept secret from the rest of the world. There they meet the alluring Chancellor Thorne, the pure alien head master that informs the teenagers they are safe and her true desire is to help them control and understand their strange abilities. This, however, is her biggest lie.The teenagers soon discover that many of the students that fail the training portion of this Academy have started to go missing and the true colors of the good Headmaster begin to expose themselves. As teenagers escape the clutches of Zen Academy, they gradually we find out the Chancellor's true motives and the depths she will sink to achieve them. Despite their conflicting personalities, the teenagers must come together not only for their survival but also for the fate of the world. They are dangerous. They are threatening. They are The Ominous.