Black Sci-Fi — Book Covers & Market Data
Everything you need to publish in black sci-fi: real market data from 82 Amazon books, ready-made cover starters, and an AI cover generator — all in one place.
Based on 82 real Amazon books · Goodreads enriched · Updated March 2026
What black sci-fi bestsellers look like on Amazon
Black Sci-Fi Market Insights
Price Distribution
Sweet spot: $2.99–$9.25 (63% of books)
Book Length
Average: 242 pages
Revenue Estimates
Genre DNA
Most common genre pairings with Black Sci-Fi:
Top Black Sci-Fi Authors (by catalog size)
Competition & Opportunity in Black Sci-Fi
Competition Score
Moderate competition — a strong cover and smart positioning can get you noticed.
Indie vs Traditional
Publication Velocity
↓ DecliningTop Series in Black Sci-Fi
Series position distribution:
What Black Sci-Fi Readers Expect
Based on our analysis of 82 black sci-fi bestsellers on Amazon. Follow these to match reader expectations in your niche.
Price your book $2.99–$9.25
63% of black sci-fi books fall in this range. Pricing outside the sweet spot can hurt discoverability and conversion.
Aim for < 200 pages
42% of black sci-fi bestsellers are < 200 pages. Readers in this genre have clear length expectations.
Enroll in Kindle Unlimited
60% of black sci-fi books are in KU. This genre's readers heavily use the subscription — being outside KU means missing a large chunk of your audience.
Plan a series, not a standalone
65% of black sci-fi bestsellers are part of a series. Readers in this genre expect multi-book arcs and read-through revenue is significant.
Quality bar is high (avg 4.5/5)
Black Sci-Fi readers are demanding — the average bestseller rating is 4.5. Polish your manuscript and cover before launch to compete.
Readers want new releases
51% of current bestsellers were published in the last 12 months. This genre moves fast — timing your launch matters.
Black Sci-Fi Genre Map
How black sci-fi overlaps with other genres. These crossovers reveal sub-niches with dedicated readerships and less competition.
e.g. "Finding Eden: A YA Dystopian / Post-Apocalyptic Adventure (The Eden Saga Book 2)", "Guarding Kendra: A Black Paranormal Romance (Wintermoon Shorts Book 6)", "Taming Kane: A Dark Paranormal Romance (Fated Mates Book 1)"
e.g. "Keeper Of The Flame Vol. 1: Nyla", "The Record Keeper", "Galactic Renegades and Starbound Misfits (New Evolutions Book 1)"
e.g. "Snowed in with a Bear: Curvy Girl Paranormal Romance (Stranded in Willow Creek Book 2)", "Stranded with a Bear: Curvy Girl Paranormal Romance (Stranded in Willow Creek Book 1)", "Lost with a Bear: Curvy Girl Paranormal Romance (Stranded in Willow Creek Book 3)"
Want to see how your book fits these sub-niches? Our Cover Generator lets you combine genre, mood, and trope tags to create covers that target any crossover.
Generate Crossover Covers →Generate Black Sci-Fi Covers with AI
Describe your black sci-fi book with genre, mood, and trope tags — get 3 professional covers in ~3 minutes. Each cover costs about $0.65. Full commercial rights included.
Top Black Sci-Fi Books by Bestseller Rank
The top-selling black sci-fi books on Amazon right now. Use this data to understand pricing, page counts, and Kindle Unlimited trends in your niche.
| Title | Author | Price | Rating | Reviews | Pages | KU | |
|---|---|---|---|---|---|---|---|
 | Keeper Of The Flame Vol. 1: Nyla | Chadrick London | $9.99 | 5 | 2 | 178 | — |
 | The Record Keeper | Agnes Gomillion | $9.99 | 4.6 | 69 | 366 | — |
 | Finding Eden: A YA Dystopian / Post-Apocalyptic Adventure (The Eden Saga Book 2) | K. R. S. McEntire | — | 4 | 113 | 254 | KU |
 | Keeper Of The Flame Vol. 2: Nyla | Chadrick London | $9.99 | — | 0 | 54 | — |
 | Devil's Wake: A Novel | Steven Barnes | $13.99 | 4.2 | 110 | 290 | — |
 | Disciples Book One: New Day | George Blacken | $0.99 | 3.6 | 7 | 23 | — |
 | Galactic Renegades and Starbound Misfits (New Evolutions Book 1) | Céline Glaude | $2.99 | — | 0 | — | — |
 | Conquest (Dragon Bones Book 1) | Celeste Harte | — | 4.5 | 40 | 325 | KU |
 | Guarding Kendra: A Black Paranormal Romance (Wintermoon Shorts Book 6) | Tessa Stone | — | 4.7 | 16 | 326 | KU |
 | Circle of Ash and Song (Twin Cities Pack Book 2) | B. E. Roberts | — | 5 | 1 | 189 | KU |
 | Two Moons: Stories | Krystal A. Smith | $9.99 | 4.8 | 14 | 164 | — |
 | The Pawn: No Credit Series: Book Two | Mark T. Sneed | — | 4.5 | 13 | 95 | KU |
 | Parable of the Sower | Octavia E. Butler | $11.99 | 4.5 | 22,440 | 386 | — |
 | Taming Kane: A Dark Paranormal Romance (Fated Mates Book 1) | Tessa Stone | — | 4.4 | 4,656 | 208 | KU |
 | Kindred | Octavia E. Butler | $9.99 | 4.6 | 24,834 | 306 | — |
Black Sci-Fi Market Analysis
Get AI-powered niche scoring, revenue estimates, daily sales projections, and cover benchmarks for black sci-fi books. See what works, what sells, and where the gaps are.
Start from your cover, not an outline
Pick a black sci-fi cover — our AI reads the image and generates a full plot: synopsis, characters, chapters, and arcs. Keep what works, change the rest.