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Dean Regas: Amazon KDP author data
As of Nov 6, 2026, Dean Regas has 7 books on Amazon, 6 of them on a best-seller list in the last 30 days (best rank #5), mostly in Star-Gazing, Mars, Science Studies.
| Median price | $9.88 |
|---|---|
| Price range (middle 50%) | $8.77 – $11.90 |
| Median reviews | 701 |
| Total reviews | 3,680 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- 86% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $9.88, 34% below the median of their main category, Star-Gazing.
Dean Regas's best-ranked books
-
100 Things to See in the Night Sky, Expanded Edition: Your Illustrated Guide to the Planets, Satellites, Constellations, and More
by Dean Regas
- Price$12.81
- Rating4.8
- Reviews738
-
1,000 Facts About Space
by Dean Regas
- Price$9.06
- Rating4.8
- Reviews703
-
100 Things to See in the Night Sky: From Planets and Satellites to Meteors and Constellations, Your Guide to Stargazing (100 Things to See Astronomy Series)
by Dean Regas
- Price$9.88
- Rating4.7
- Reviews389
-
100 Things to See in the Night Sky: From Planets and Satellites to Meteors and Constellations, Your Guide to Stargazing (100 Things to See Astronomy Series)
by Dean Regas
- Price$1.99
- Rating4.7
- Reviews389
-
100 Things to See in the Night Sky, Expanded Edition: Your Illustrated Guide to the Planets, Satellites, Constellations, and More
by Dean Regas
- Price$10.99
- Rating4.8
- Reviews737
-
How to Teach Grown-Ups About Pluto: The cutting-edge space science of the solar system
by Dean Regas
- Price$8.48
- Rating4.6
- Reviews23
-
1,000 Facts About Space
by Dean Regas
- Price$24.99
- Rating4.8
- Reviews701
- Published2022-12
Main categories
FAQ
How many books does Dean Regas have on Amazon?
KDPTop tracks 7 of their books; 6 made an Amazon list in the last 30 days.
Which categories does Dean Regas publish in?
Their books chart most often in Star-Gazing, Mars, Science Studies.
How does Dean Regas price their books?
The median price is $9.88; half of the books cost $8.77–$11.90.
Has Dean Regas released new books recently?
0 new books in the last 30 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.