Best YA Sci-Fi / Space Opera

1.
Cinder (The Lunar Chronicles, #1)
Cinder (The Lunar Chronicles, #1) 4.13 avg rating — 992,907 ratings
2.
Cress (The Lunar Chronicles, #3)
Cress (The Lunar Chronicles, #3) 4.40 avg rating — 396,173 ratings
3.
Scarlet (The Lunar Chronicles, #2)
Scarlet (The Lunar Chronicles, #2) 4.24 avg rating — 451,945 ratings
4.
Illuminae (The Illuminae Files, #1)
Illuminae (The Illuminae Files, #1) 4.24 avg rating — 159,069 ratings
5.
Across the Universe (Across the Universe, #1)
Across the Universe (Across the Universe, #1) 3.77 avg rating — 119,084 ratings
6.
The 5th Wave (The 5th Wave, #1)
The 5th Wave (The 5th Wave, #1) really liked it 4.00 avg rating — 474,652 ratings
7.
Fairest (The Lunar Chronicles, #3.5)
Fairest (The Lunar Chronicles, #3.5) 3.94 avg rating — 151,477 ratings
8.
These Broken Stars (Starbound, #1)
These Broken Stars (Starbound, #1) 3.89 avg rating — 71,251 ratings
9.
Gemina (The Illuminae Files, #2)
Gemina (The Illuminae Files, #2) 4.43 avg rating — 80,255 ratings
10.
A Million Suns (Across the Universe, #2)
A Million Suns (Across the Universe, #2) 4.01 avg rating — 54,955 ratings
11.
Qualify (The Atlantis Grail, #1)
Qualify (The Atlantis Grail, #1) 4.14 avg rating — 9,050 ratings
12.
Shades of Earth (Across the Universe, #3)
Shades of Earth (Across the Universe, #3) 4.06 avg rating — 34,297 ratings
13.
The Infinite Sea (The 5th Wave, #2)
The Infinite Sea (The 5th Wave, #2) 3.83 avg rating — 147,710 ratings
14.
Compete (The Atlantis Grail, #2)
Compete (The Atlantis Grail, #2) 4.44 avg rating — 5,294 ratings
15.
Earth Girl (Earth Girl, #1)
Earth Girl (Earth Girl, #1) 3.84 avg rating — 5,737 ratings
16.
Ender’s Game (Ender's Saga, #1)
Ender’s Game (Ender's Saga, #1) 4.31 avg rating — 1,449,744 ratings
17.
The Light at the Bottom of the World (Light the Abyss, #1)
The Light at the Bottom of the World (Light the Abyss, #1) 3.71 avg rating — 1,870 ratings
18.
Alienated (Alienated, #1)
Alienated (Alienated, #1) 3.89 avg rating — 23,503 ratings
19.
Aurora Rising (The Aurora Cycle, #1)
Aurora Rising (The Aurora Cycle, #1) 4.10 avg rating — 72,665 ratings
20.
Shatter Me (Shatter Me, #1)
Shatter Me (Shatter Me, #1) 3.84 avg rating — 1,149,722 ratings
21.
Obsidio (The Illuminae Files, #3)
Obsidio (The Illuminae Files, #3) 4.45 avg rating — 56,805 ratings
22.
Red Rising (Red Rising Saga, #1)
Red Rising (Red Rising Saga, #1) 4.27 avg rating — 657,154 ratings
23.
Zodiac
Zodiac 3.71 avg rating — 14,101 ratings
24.
Starflight (Starflight, #1)
Starflight (Starflight, #1) 3.85 avg rating — 13,465 ratings
25.
Lost Stars
Lost Stars 4.29 avg rating — 31,879 ratings
26.
The Kaleidoscope: The Gift of Madness
The Kaleidoscope: The Gift of Madness 3.94 avg rating — 72 ratings
26.
Architects of Destiny (Cadicle, #1)
Architects of Destiny (Cadicle, #1) 3.73 avg rating — 1,020 ratings
28.
Valhalla (Valhalla, #1)
Valhalla (Valhalla, #1)
by: Ari Bach
4.10 avg rating — 803 ratings
29.
Earth Star (Earth Girl, #2)
Earth Star (Earth Girl, #2) 4.13 avg rating — 2,316 ratings
30.
Ragnarök (Valhalla, #2)
Ragnarök (Valhalla, #2)
by: Ari Bach
4.18 avg rating — 245 ratings
31.
Earth Flight (Earth Girl, #3)
Earth Flight (Earth Girl, #3) 4.30 avg rating — 1,765 ratings
31.
Ahsoka
Ahsoka 4.08 avg rating — 43,460 ratings
33.
Binti (Binti, #1)
Binti (Binti, #1) 3.85 avg rating — 78,682 ratings
34.
This Shattered World (Starbound, #2)
This Shattered World (Starbound, #2) 3.94 avg rating — 22,063 ratings
35.
A Beautiful Friendship (Honorverse: Stephanie Harrington, #1)
A Beautiful Friendship (Honorverse: Stephanie Harrington, #1) 4.06 avg rating — 5,275 ratings
36.
Their Fractured Light (Starbound, #3)
Their Fractured Light (Starbound, #3) 4.10 avg rating — 14,764 ratings
37.
Dragonsong (Harper Hall, #1)
Dragonsong (Harper Hall, #1) 4.26 avg rating — 58,215 ratings
38.
Stitching Snow
Stitching Snow 3.87 avg rating — 8,420 ratings
39.
Wandering Star (Zodiac, #2)
Wandering Star (Zodiac, #2) 4.11 avg rating — 5,792 ratings
40.
Starglass (Starglass, #1)
Starglass (Starglass, #1) 3.60 avg rating — 2,405 ratings
40.
Ordeal in Otherwhere
Ordeal in Otherwhere 3.79 avg rating — 511 ratings
42.
Academy 7
Academy 7 3.80 avg rating — 6,596 ratings
43.
Fire Season (Honorverse: Stephanie Harrington, #2)
Fire Season (Honorverse: Stephanie Harrington, #2) 4.13 avg rating — 3,105 ratings
44.
172 Hours on the Moon
172 Hours on the Moon 3.53 avg rating — 14,569 ratings
45.
Spinning Starlight
Spinning Starlight 3.76 avg rating — 2,210 ratings
46.
Ultraviolet (Ultraviolet, #1)
Ultraviolet (Ultraviolet, #1) 3.75 avg rating — 9,626 ratings
47.
Conquest (The Chronicles of the Invaders, #1)
Conquest (The Chronicles of the Invaders, #1) 3.69 avg rating — 1,566 ratings
48.
Frontier Incursion
Frontier Incursion 4.40 avg rating — 376 ratings
49.
Frontier Resistance
Frontier Resistance 4.39 avg rating — 234 ratings
50.
The Present (VanWest, #2)
The Present (VanWest, #2) 3.64 avg rating — 2,283 ratings
50.
The Boy I Am
The Boy I Am 3.56 avg rating — 611 ratings
52.
Tales of Girls and Gadgets (Brave New Girls, #1)
Tales of Girls and Gadgets (Brave New Girls, #1) 4.34 avg rating — 79 ratings
53.
Icons (Icons, #1)
Icons (Icons, #1) 3.40 avg rating — 8,103 ratings
54.
Shadow Run (Kaitan Chronicles, #1)
Shadow Run (Kaitan Chronicles, #1) 3.74 avg rating — 1,435 ratings
55.
Starbreak (Starglass, #2)
Starbreak (Starglass, #2) 3.54 avg rating — 614 ratings
56.
Stardawn (Starglass, #0.5)
Stardawn (Starglass, #0.5) 3.60 avg rating — 78 ratings
57.
Winter (The Lunar Chronicles, #4)
Winter (The Lunar Chronicles, #4) 4.41 avg rating — 304,209 ratings
58.
Glow (Sky Chasers, #1)
Glow (Sky Chasers, #1) 3.53 avg rating — 13,641 ratings
58.
Dragon Pearl (Thousand Worlds, #1)
Dragon Pearl (Thousand Worlds, #1) 3.83 avg rating — 12,096 ratings
60.
Mars Evacuees (Mars Evacuees, #1)
Mars Evacuees (Mars Evacuees, #1) 3.99 avg rating — 701 ratings
61.
I Am Number Four (Lorien Legacies, #1)
I Am Number Four (Lorien Legacies, #1) 3.93 avg rating — 349,650 ratings
62.
Maia and the Xifarian Conspiracy (The Lightbound Saga, #1)
Maia and the Xifarian Conspiracy (The Lightbound Saga, #1)
by: S.G. Basu
3.98 avg rating — 80 ratings
63.
The Last Starfighter
The Last Starfighter 3.75 avg rating — 1,620 ratings
64.
The Witches of Karres (The Witches of Karres, #1)
The Witches of Karres (The Witches of Karres, #1) 4.16 avg rating — 2,857 ratings
64.
Watcher's Web (Return of the Aghyrians, #1)
Watcher's Web (Return of the Aghyrians, #1) 3.44 avg rating — 843 ratings
66.
Queen & Commander (Hive Queen Saga #1)
Queen & Commander (Hive Queen Saga #1) 3.53 avg rating — 106 ratings
67.
Empire (The Chronicles of the Invaders, #2)
Empire (The Chronicles of the Invaders, #2) 4.07 avg rating — 850 ratings
68.
Kidnap (Guy Erma and the Son of Empire, #1)
Kidnap (Guy Erma and the Son of Empire, #1) 3.74 avg rating — 61 ratings
69.
Hunter (Guy Erma and the Son of Empire, #2)
Hunter (Guy Erma and the Son of Empire, #2) 4.14 avg rating — 42 ratings
70.
Exile (Guy Erma and the Son of Empire, #3)
Exile (Guy Erma and the Son of Empire, #3) 4.17 avg rating — 35 ratings
71.
Into the Dark (Alexis Carew #1)
Into the Dark (Alexis Carew #1) 4.22 avg rating — 2,727 ratings
72.
And All the Stars
And All the Stars 3.90 avg rating — 1,155 ratings
73.
Hero (The Hero Rebellion #1)
Hero (The Hero Rebellion #1) 3.88 avg rating — 98 ratings
74.
Chimera (Universe Eventual, #1)
Chimera (Universe Eventual, #1) 4.17 avg rating — 462 ratings
75.
Martians Abroad
Martians Abroad 3.60 avg rating — 1,010 ratings
76.
Merry Christmas, Mister Wolf
Merry Christmas, Mister Wolf 4.67 avg rating — 3 ratings
76.
Treecat Wars (Honorverse: Stephanie Harrington, #3)
Treecat Wars (Honorverse: Stephanie Harrington, #3) 4.12 avg rating — 2,517 ratings
76.
Stolen Time
Stolen Time 4.25 avg rating — 4 ratings
76.
StarBridge (StarBridge, #1)
StarBridge (StarBridge, #1) 3.85 avg rating — 585 ratings
76.
Debris Dreams
Debris Dreams 3.54 avg rating — 48 ratings
76.
Project Frontier
Project Frontier really liked it 4.00 avg rating — 11 ratings
76.
Dog On The Highway (Ant and Cleo #5)
Dog On The Highway (Ant and Cleo #5) 4.47 avg rating — 38 ratings
76.
Lightship Chronicles Book 1 : Sacred Warriors
Lightship Chronicles Book 1 : Sacred Warriors it was amazing 5.00 avg rating — 1 rating
76.
My Return to Planet Earth (The Chronicles of Jake, #1)
My Return to Planet Earth (The Chronicles of Jake, #1) 3.81 avg rating — 36 ratings
76.
Mystical Aria: Seeking the Gallion Queen
Mystical Aria: Seeking the Gallion Queen 4.67 avg rating — 12 ratings
76.
Have Space Suit—Will Travel
Have Space Suit—Will Travel 3.93 avg rating — 31,059 ratings
76.
Variant (Variant, #1)
Variant (Variant, #1) 3.94 avg rating — 23,284 ratings
76.
Project Ark (Project Ark, #1)
Project Ark (Project Ark, #1) 3.67 avg rating — 39 ratings
76.
The Diabolic (The Diabolic, #1)
The Diabolic (The Diabolic, #1) 4.05 avg rating — 27,364 ratings
76.
Darken the Stars (Kricket, #3)
Darken the Stars (Kricket, #3) 4.13 avg rating — 12,220 ratings
76.
Most Wanted
Most Wanted 3.75 avg rating — 3,554 ratings
76.
Gestation (Project Chrysalis, #1)
Gestation (Project Chrysalis, #1)
by: John Gold
4.14 avg rating — 708 ratings
76.
Hullmetal Girls
Hullmetal Girls 3.58 avg rating — 1,060 ratings
76.
The Unadjusteds (The Unadjusteds, #1)
The Unadjusteds (The Unadjusteds, #1) 3.85 avg rating — 258 ratings
76.
The Jewels of Night: A Deryk Wayd Science Fiction Adventure Novel (The Deryk Wayd Future of the Galaxy Series Book 1)
The Jewels of Night: A Deryk Wayd Science Fiction Adventure Novel (The Deryk Wayd Future of the Galaxy Series Book 1) really liked it 4.00 avg rating — 5 ratings
76.
The House on Infinity Loop (The Dimensional Alliance #1)
The House on Infinity Loop (The Dimensional Alliance #1) 4.38 avg rating — 53 ratings
76.
Moral Compass to Be, or Not to Be
Moral Compass to Be, or Not to Be 4.42 avg rating — 76 ratings
76.
Station Theta (Miles & Breaker, #2)
Station Theta (Miles & Breaker, #2) 4.64 avg rating — 25 ratings
76.
The Last Martian Sunset
The Last Martian Sunset
by: Jon Vassa
3.86 avg rating — 7 ratings
76.
Energon (Energon #1)
Energon (Energon #1) 4.25 avg rating — 8 ratings
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