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OwnStarMap vs GreaterSkies: Which Star Map Should You Choose?

Founded in 2006, GreaterSkies is the oldest player in the personalized star map market, with over 500 customer reviews (4.5/5) and an astronomy-oriented approach. It also offers digital maps. How does it compare to OwnStarMap on star count, customization, and value for money? Here is our detailed comparison.

OwnStarMapGreaterSkies
Number of stars8,921~6,000
Star catalogHYG v4.2Yale BSC
Astronomical accuracyIAU algorithmsGood accuracy
Constellations88 (IAU)88
Available themes6+3
Map shapesCircle, heart, starCircle
Milky WayYesYes
Coordinate gridYesYes
Digital price12,00 €~49 EUR
Languages4 (FR, EN, DE, ES)English only
Print formats5 formats3 formats
Free previewYes, unlimitedYes
Customer reviews4.9/5 (127 reviews)4.5/5 (500+ reviews)
Satisfaction guaranteeSatisfaction guarantee30 days
Instant delivery (digital)Yes, instantYes

Why Choose OwnStarMap

8,921 real stars plotted with the HYG v4.2 catalog
IAU-standard astronomical algorithms
Full customization: themes, shapes, text
From 12,00 € — instant digital download

GreaterSkiesStrengths

  • +Good astronomical accuracy
  • +Oldest on the market (since 2006)
  • +Digital map available
  • +Coordinate grid option

GreaterSkiesLimitations

  • -Fewer stars (~6,000 vs 8,921)
  • -Limited themes (3 vs 6+)
  • -Higher price (~49 EUR vs 12 EUR)
  • -English-only interface
  • -Slightly outdated website

Our Verdict

GreaterSkies is a respected market pioneer with solid astronomical expertise. Nevertheless, OwnStarMap surpasses it with nearly 3,000 more stars, more themes and shapes, a 4-language interface, and a more competitive price. A superior choice for demanding astronomy enthusiasts.

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