Best Adult Science Fiction Romance & Science Fiction with Romance

1.
The Last Hour of Gann
The Last Hour of Gann 4.10 avg rating — 8,962 ratings
2.
Grimspace (Sirantha Jax, #1)
Grimspace (Sirantha Jax, #1) 3.74 avg rating — 16,210 ratings
3.
Fortune's Pawn (Paradox, #1)
Fortune's Pawn (Paradox, #1) 3.94 avg rating — 15,991 ratings
4.
Cottonwood
Cottonwood 4.32 avg rating — 3,474 ratings
5.
Dark Horse (Class 5, #1)
Dark Horse (Class 5, #1) 4.09 avg rating — 8,916 ratings
6.
Silver Shark (Kinsmen, #2)
Silver Shark (Kinsmen, #2) 4.27 avg rating — 12,230 ratings
7.
Shards of Honour (Vorkosigan Saga, #1)
Shards of Honour (Vorkosigan Saga, #1) 4.07 avg rating — 39,436 ratings
8.
Starshine (Aurora Rising, #1)
Starshine (Aurora Rising, #1) 3.93 avg rating — 3,769 ratings
9.
Rules of Redemption (The Firebird Chronicles, #1)
Rules of Redemption (The Firebird Chronicles, #1) 4.34 avg rating — 14,528 ratings
10.
Grim (Tornians, #1)
Grim (Tornians, #1) 4.09 avg rating — 11,736 ratings
11.
Games of Command
Games of Command 4.04 avg rating — 3,456 ratings
12.
Finders Keepers
Finders Keepers 3.93 avg rating — 3,251 ratings
13.
Silent Blade (Kinsmen, #1)
Silent Blade (Kinsmen, #1) 3.95 avg rating — 16,000 ratings
14.
Born of Night (The League: Nemesis Rising, #1)
Born of Night (The League: Nemesis Rising, #1) 4.19 avg rating — 28,183 ratings
15.
Honor's Knight (Paradox, #2)
Honor's Knight (Paradox, #2) 3.97 avg rating — 10,100 ratings
16.
Gabriel's Ghost (Dock Five Universe, #1)
Gabriel's Ghost (Dock Five Universe, #1) 3.74 avg rating — 4,466 ratings
17.
Venomous (Alien Warrior, #1)
Venomous (Alien Warrior, #1) 3.87 avg rating — 6,558 ratings
18.
An Accidental Goddess
An Accidental Goddess 4.03 avg rating — 3,937 ratings
19.
Perdition (Dred Chronicles, #1)
Perdition (Dred Chronicles, #1) 3.89 avg rating — 4,199 ratings
20.
Heaven's Queen (Paradox, #3)
Heaven's Queen (Paradox, #3) 3.97 avg rating — 8,123 ratings
21.
Doubleblind (Sirantha Jax, #3)
Doubleblind (Sirantha Jax, #3) 3.99 avg rating — 5,328 ratings
22.
Dragonflight (Dragonriders of Pern, #1)
Dragonflight (Dragonriders of Pern, #1) 4.08 avg rating — 142,186 ratings
23.
A Civil Campaign (Vorkosigan Saga, #12)
A Civil Campaign (Vorkosigan Saga, #12) 4.41 avg rating — 20,044 ratings
23.
Ral's Woman (Zorn Warriors, #1)
Ral's Woman (Zorn Warriors, #1) 3.82 avg rating — 14,681 ratings
25.
Wanderlust (Sirantha Jax, #2)
Wanderlust (Sirantha Jax, #2) 3.88 avg rating — 6,882 ratings
26.
Song of Scarabaeus (Scarabaeus, #1)
Song of Scarabaeus (Scarabaeus, #1) 3.62 avg rating — 2,907 ratings
27.
Barbarian Lover (Ice Planet Barbarians, #3)
Barbarian Lover (Ice Planet Barbarians, #3) 3.83 avg rating — 74,414 ratings
28.
Vertigo (Aurora Rhapsody, #2)
Vertigo (Aurora Rhapsody, #2) 4.23 avg rating — 1,640 ratings
29.
Tinker (Elfhome, #1)
Tinker (Elfhome, #1) 4.08 avg rating — 5,825 ratings
30.
Lauren's Barbarian (Icehome, #1)
Lauren's Barbarian (Icehome, #1) 4.03 avg rating — 18,102 ratings
31.
Hold (Hold, #1)
Hold (Hold, #1) 3.78 avg rating — 12,222 ratings
32.
The Demon's Possession (Shadow Quest, #1)
The Demon's Possession (Shadow Quest, #1) 3.92 avg rating — 4,697 ratings
33.
The Corsair's Captive (Corsairs, #1)
The Corsair's Captive (Corsairs, #1) 3.89 avg rating — 10,905 ratings
34.
Killashandra (Crystal Singer, #2)
Killashandra (Crystal Singer, #2) 4.08 avg rating — 15,759 ratings
35.
Polaris Rising (Consortium Rebellion, #1)
Polaris Rising (Consortium Rebellion, #1) 3.92 avg rating — 14,648 ratings
36.
Hers to Command (Verdantia, #1)
Hers to Command (Verdantia, #1) 3.67 avg rating — 1,085 ratings
37.
Ice Planet Barbarians (Ice Planet Barbarians, #1)
Ice Planet Barbarians (Ice Planet Barbarians, #1) 3.63 avg rating — 187,392 ratings
38.
Killbox (Sirantha Jax, #4)
Killbox (Sirantha Jax, #4) 4.07 avg rating — 4,541 ratings
39.
Victorious Star (Interstellar Service & Discipline, #1)
Victorious Star (Interstellar Service & Discipline, #1) 3.93 avg rating — 2,684 ratings
40.
Close Liaisons (The Krinar Chronicles, #1)
Close Liaisons (The Krinar Chronicles, #1) 3.68 avg rating — 10,877 ratings
41.
Claimed (Brides of the Kindred, #1)
Claimed (Brides of the Kindred, #1) 3.79 avg rating — 20,894 ratings
42.
Aftermath (Sirantha Jax, #5)
Aftermath (Sirantha Jax, #5) 4.02 avg rating — 3,584 ratings
43.
Hope's Folly (Dock Five Universe, #3)
Hope's Folly (Dock Five Universe, #3) 3.99 avg rating — 1,471 ratings
44.
Taunting Krell (Cyborg Seduction, #7)
Taunting Krell (Cyborg Seduction, #7) 4.25 avg rating — 6,933 ratings
45.
Dark Deeds (Class 5, #2)
Dark Deeds (Class 5, #2) 4.09 avg rating — 4,285 ratings
46.
Touched by an Alien (Katherine "Kitty" Katt, #1)
Touched by an Alien (Katherine "Kitty" Katt, #1)
by: Gini Koch
3.70 avg rating — 5,609 ratings
47.
Hunted (Brides of the Kindred, #2)
Hunted (Brides of the Kindred, #2) 3.98 avg rating — 10,923 ratings
48.
This Changes Everything (The Spanners, #1)
This Changes Everything (The Spanners, #1) 3.91 avg rating — 141 ratings
49.
Kidnapping Casey (Zorn Warriors, #2)
Kidnapping Casey (Zorn Warriors, #2) 3.80 avg rating — 8,758 ratings
50.
Trading in Danger (Vatta's War, #1)
Trading in Danger (Vatta's War, #1) really liked it 4.00 avg rating — 16,049 ratings
51.
Found (Brides of the Kindred, #4)
Found (Brides of the Kindred, #4) 4.04 avg rating — 7,381 ratings
52.
Age of Deception (The Firebird Chronicles, #2)
Age of Deception (The Firebird Chronicles, #2) 4.48 avg rating — 10,371 ratings
53.
Enemy Within (Enemy, #1)
Enemy Within (Enemy, #1) 3.63 avg rating — 1,262 ratings
54.
Komarr (Vorkosigan Saga, #11)
Komarr (Vorkosigan Saga, #11) 4.29 avg rating — 18,308 ratings
55.
Berrr's Vow (Zorn Warriors, #4)
Berrr's Vow (Zorn Warriors, #4) 4.11 avg rating — 7,884 ratings
56.
Genesis (Enslaved, #1)
Genesis (Enslaved, #1) 3.45 avg rating — 2,576 ratings
57.
A Mere Formality
A Mere Formality 3.80 avg rating — 3,706 ratings
58.
Threshold of Annihilation (The Firebird Chronicles, #3)
Threshold of Annihilation (The Firebird Chronicles, #3) 4.46 avg rating — 8,263 ratings
59.
Close Encounters (Alien Affairs, #1)
Close Encounters (Alien Affairs, #1) 3.67 avg rating — 1,238 ratings
60.
Tempting Rever (Zorn Warriors, #3)
Tempting Rever (Zorn Warriors, #3) 3.98 avg rating — 7,175 ratings
61.
Zinnia (St. Helen's, #2)
Zinnia (St. Helen's, #2) 4.20 avg rating — 5,846 ratings
62.
No Words Alone (Spark, #2)
No Words Alone (Spark, #2) 3.79 avg rating — 1,370 ratings
63.
Eden (Eden, #1)
Eden (Eden, #1) 3.58 avg rating — 1,387 ratings
64.
Alien Tango (Katherine "Kitty" Katt, #2)
Alien Tango (Katherine "Kitty" Katt, #2)
by: Gini Koch
4.10 avg rating — 2,904 ratings
65.
Rebels and Lovers (Dock Five Universe, #4)
Rebels and Lovers (Dock Five Universe, #4) 3.95 avg rating — 960 ratings
66.
Starkissed
Starkissed 3.73 avg rating — 1,915 ratings
67.
Planet X
Planet X 3.84 avg rating — 3,727 ratings
68.
Jane's Warlord (Warlord #1)
Jane's Warlord (Warlord #1) 3.97 avg rating — 2,806 ratings
69.
Outcast (Cat Star Chronicles, #4)
Outcast (Cat Star Chronicles, #4) 3.98 avg rating — 1,591 ratings
70.
Impermanence
Impermanence 4.24 avg rating — 89 ratings
71.
Stardoc (Stardoc, #1)
Stardoc (Stardoc, #1) 3.80 avg rating — 3,906 ratings
72.
Shades of Dark (Dock Five Universe, #2)
Shades of Dark (Dock Five Universe, #2) 3.86 avg rating — 1,430 ratings
73.
Alien Proliferation (Katherine "Kitty" Katt, #4)
Alien Proliferation (Katherine "Kitty" Katt, #4)
by: Gini Koch
4.17 avg rating — 2,010 ratings
74.
A Brother's Price
A Brother's Price 3.95 avg rating — 2,924 ratings
75.
Cinder (The Lunar Chronicles, #1)
Cinder (The Lunar Chronicles, #1) 4.13 avg rating — 992,924 ratings
76.
Alien in the Family (Katherine "Kitty" Katt, #3)
Alien in the Family (Katherine "Kitty" Katt, #3)
by: Gini Koch
4.10 avg rating — 2,409 ratings
76.
Primary Inversion (Saga of the Skolian Empire, #1)
Primary Inversion (Saga of the Skolian Empire, #1) 3.74 avg rating — 4,252 ratings
78.
Marque and Reprisal (Vatta's War, #2)
Marque and Reprisal (Vatta's War, #2) 4.09 avg rating — 11,192 ratings
79.
Slave (Cat Star Chronicles, #1)
Slave (Cat Star Chronicles, #1) 3.42 avg rating — 2,844 ratings
80.
Ecstasy in Darkness (Alien Huntress, #5)
Ecstasy in Darkness (Alien Huntress, #5) 4.32 avg rating — 7,246 ratings
81.
Girl From Above: Betrayal (The 1000 Revolution, #1)
Girl From Above: Betrayal (The 1000 Revolution, #1) 3.80 avg rating — 2,129 ratings
82.
The Demon Slave (Shadow Quest, #2)
The Demon Slave (Shadow Quest, #2) 4.02 avg rating — 1,835 ratings
83.
Revealed (Brides of the Kindred, #5)
Revealed (Brides of the Kindred, #5) 4.13 avg rating — 5,990 ratings
84.
Seduce the Darkness (Alien Huntress, #4)
Seduce the Darkness (Alien Huntress, #4) 4.33 avg rating — 7,768 ratings
85.
Ruth's Bonded (Ruth & Gron, #1)
Ruth's Bonded (Ruth & Gron, #1) 3.85 avg rating — 3,999 ratings
86.
Dark Planet Warriors: The Complete Serial (Dark Planet Warriors, #1)
Dark Planet Warriors: The Complete Serial (Dark Planet Warriors, #1) 3.99 avg rating — 7,737 ratings
87.
Beyond Varallan (Stardoc, #2)
Beyond Varallan (Stardoc, #2) 3.92 avg rating — 1,646 ratings
88.
Children of Scarabaeus (Scarabaeus, #2)
Children of Scarabaeus (Scarabaeus, #2) 3.79 avg rating — 1,227 ratings
89.
Exiled (Brides of the Kindred, #7)
Exiled (Brides of the Kindred, #7) 4.09 avg rating — 4,245 ratings
90.
Command Decision (Vatta's War, #4)
Command Decision (Vatta's War, #4) 4.11 avg rating — 10,354 ratings
91.
Obsession
Obsession 4.10 avg rating — 29,644 ratings
92.
A Soldier's Duty (Theirs Not to Reason Why, #1)
A Soldier's Duty (Theirs Not to Reason Why, #1) 3.99 avg rating — 4,862 ratings
93.
Close Contact (Alien Affairs, #2)
Close Contact (Alien Affairs, #2) 3.82 avg rating — 464 ratings
94.
The Ship Who Sang (Brainship, #1)
The Ship Who Sang (Brainship, #1) 4.04 avg rating — 26,298 ratings
95.
Alien Mate (Alien Mate, #1)
Alien Mate (Alien Mate, #1) 3.57 avg rating — 3,825 ratings
96.
Claimed by an Alien Warrior
Claimed by an Alien Warrior 4.07 avg rating — 3,425 ratings
97.
Light of Kaska
Light of Kaska 3.71 avg rating — 94 ratings
98.
Victory Conditions (Vatta's War, #5)
Victory Conditions (Vatta's War, #5) 4.10 avg rating — 9,302 ratings
98.
Clean Sweep (Innkeeper Chronicles, #1)
Clean Sweep (Innkeeper Chronicles, #1) 4.15 avg rating — 61,405 ratings
100.
Bay's Mercenary (Unearthly World, #1)
Bay's Mercenary (Unearthly World, #1) 3.72 avg rating — 3,663 ratings
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