Erotic Romance: Science Fiction

Books Authors Series
Recently Added 30 Day Bestsellers All-Time Bestsellers
The Darkest Hope (MM)
Beware when exes come knocking… Brett is called onto the case of a missing child by Jiang, Brett’s ex-boyfriend. His first concern is finding the little girl. Jealousy clouds everyone’s ju MORE...
Little Gods (MM)
0 ratings
Khroma is a Paladin of an ancient religious order, fighting what feels like a never-ending war against the enemy that plagues his homeland. On the night of the final battle, he falls unconscious ... only to wak MORE...
Alien Emerging (MFM)
Her friends are her greatest superpower. Aurora Silvestre is the child of a human father and a TauCetean mother and until she succumbed to her alien DNA, was blessed with superior strength, intelligence, and MORE...
Taken by the Xenshi
0 ratings
Kidnapped by aliens. Nearly eaten by a monster. Now a dangerous Xenshi has made her a prisoner again...   Kidnapped from Earth by alien slavers, Sophi and the other female captives have crash-landed MORE...
Mated to the Xenshi
0 ratings
She's stolen from Earth. Stranded on a strange world. Now an alien is claiming her as mate...   When Madison is kidnapped off a tropical beach, she can't believe what is happening. But things MORE...
Heaven for Us (MF)
The world has been devastated by a virus… Jo was one of the lucky ones. She survived. Now she searches for a sanctuary in a ruined world. She trusts no one, keeping to herself, until she meets Luke an MORE...
The Broken Man (MM)
Beware of dead bodies baring gifts… A teacher is found tangled in an air filter. It seems like an ordinary case for Detective Brett Knucks and his partner Genius. All that changes when someone steals MORE...
Zentara Mates: MM Alien Romance
Harry Davies thought the worst part of hiking the Oregon woods in December was the uphill trail to the cabin. His five gay friends all agree. It's cold, they're hungry, and it's margarita-o'cloc MORE...
Vipan’s Mission (MFMM)
[Siren Menage Everlasting: Erotic Romance, Romantic Suspense, Reverse Harem, Fantasy, Alien, Science Fiction, Contemporary, MFMM, HEA] Elite Warrior Vipan Cantik volunteers for a mission on another planet, a MORE...
Anomalies (MM)
0 ratings
On the planet of Kathtor, Midnight Creek is special. It houses a geo-spatial anomaly that crosses the distance between opposite sides of the planet with a single step. A hundred years ago, the warring Kimon use MORE...
There's Always A Catch (MM)
When Ryan gets an unexpected message from an old enemy, asking to see him, Mikos is outraged and forbids the meeting. Like most of Mikos’s orders, this one infuriates Ryan and makes him even more determin MORE...
Alien Awakened (MFM)
The Luyten menace has gone underground. Aurora Silvestre is the child of a human father and a TauCetean mother and until she succumbed to her alien DNA, was blessed with superior strength, intelligence, and MORE...
The Heart of Ailonsileah (MM)
The heist: steal the Heart of Ailonsileah from a heavily fortified space station during a ball held by its wealthy and unscrupulous owner. Do not get distracted by the other expensive baubles on display, and de MORE...
Serendipity (MM)
0 ratings
PrideHomer Iseoy is horrified to find that the new member of the crew of the Njord is a Vedrinan, their culture of sexual freedom in stark contrast to his own, very rigid beliefs. Iseoy’s ten MORE...
Fueled By Lust: Kyros and Nierius (MFM)
[Siren Menage Amour: Erotic Romance, Menage a Trois, Romantic Suspense, Science Fiction, MFM, HEA] Twins Kyros and Nierius Rusina meet their perfect female in a dream. When using an ancestral technique to ph MORE...
Dreaming Big (MFMM)
[Siren Menage Everlasting: Erotic Romance, Romantic Suspense, Reverse Harem, Science Fiction, Fantasy, MFMM, HEA] Famous supermodel, Rain Harmony is transported from Earth to another planet after being given MORE...
Big Balls and Brass Knuckles (MM)
A dedicated detective meets a rich inventor who wants to play cop. Even in the future, money can get you everything… Detective Brett Knucks is trying to find a killer. The last thing he needs is to be MORE...
Legend of Sulpa (MFMM)
[Siren Menage Everlasting: Erotic Romance, Romantic Suspense, Reverse Harem, Science Fiction/Fantasy, MFMM, HEA] Tamika Greenway is no stranger to verbal and physical abuse, but instead of confronting prejud MORE...
Beauty and His Forever (MM)
  [Siren Publishing: The Stormy Glenn ManLove Collection: Erotic Romance, Alternative, Science Fiction, Romantic Suspense, Fantasy, MM] Seer Jynx K'Vada was settling in to being prince of Saturn MORE...
And God Belched (MM)
0 ratings
In this riotously funny romantic adventure, Randy and his younger brother Craig find themselves in a different universe, on a strange planet, desperately searching for Milo, a handsome stranger in imminent dang MORE...
Martial Law
0 ratings
Mars has become a dangerous world. Too many have been lost; decisive action must be taken. NASA faces a difficult choice. Leave Mars alone or risk more lives to figure out why so many crew have gone missi MORE...
The Secret Language of Flowers
Comhghall Harrington is a bookseller who is infatuated with his regular customer, Lady Laure Charmante. Due to their radically different social stations as well as Laure’s marital status, Comhghall and La MORE...
Amongst the Stars (MFMM)
[Siren Menage Everlasting: Erotic Romance, Menage, Romantic Suspense, Futuristic, Science Fiction/Fantasy, Aliens, Reverse Harem, MFMM, HEA] Elysia Duncan is carried away from her hometown in California afte MORE...
Invasion of the Butt Snatchers (MMM)
The aliens settled in Africa and Europe, what with their love of giraffes and Alpine skiing and all, and forced the previous inhabitants to move out. But when two of said inhabitants meet one of said aliens, pl MORE...
Cosmic (MMF)
0 ratings
Can three hearts break harder than two? While on a mission, the last thing the crew of the Sovereignty expects is to gain an addition crew-member, but when an unknown assailant attacks, Axel has no choice bu MORE...
Bred by Her Alien Abductor (MF)
Ella spends her days studying rocks. It's not glamorous work, and her funding is next to nothing, but she hopes to prove life exists beyond Earth. What she doesn't count on is being used as a breeding v MORE...
Dark (MF)
0 ratings
For Princess Veracity, it was love at first sight. Unfortunately, Dark has never given her any indication that he returns her affection. Even more unfortunately, she's betrothed to marry a man she's qui MORE...
1097 titles in Erotic Romance: Science Fiction