Put Greenland on the Moon (interactive map for size compare)
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Just built a small tool and created some comparsion of country size vs. planets. Greenland seems larger than i thought.The tool allows you to drag a counry to other planet to see the size there.
HN · launched Jan 7, 2026 · 6 upvotes (top 75%) · 0 views
Niche: interactive mapping platforms · 191 launches, 16 in the last 7 days ▲ +7% · Explore this niche →
Category and tags
- Education
- Content generation
- B2C
- Not AI
- Hobby / open-source project
Visit website ↗ Source listing ↗
More like this: all 191 launches in interactive mapping platforms →
Could you build this?
Yes An interactive map comparing landmass sizes against planets can be quickly created using standard WebGL/Three.js or Leaflet/Mapbox libraries and basic projection math.
Discussion
2 comments analyzed.
Feature requests: Add more countries for comparison
Competitors
Other products that read as similar to this one : 191 launches clear the similarity bar, closest 8 shown.
Attention rank: #180 of 192 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).
Launched 9 days after the earliest competitor.
- Equal Earth Map — Interactive World Map · ph · 2026-09-07 · 1 upvotes · similarity 0.52
- Guess the Real Size · ph · 2026-11-10 · 1 upvotes · similarity 0.46
- TerraShift: What does +2°C (or -20°C) look like on Earth? · hn · 2026-03-17 · 5 upvotes · similarity 0.45
- RingSizeCharts · ph · 2026-10-16 · 2 upvotes · similarity 0.43
- GlobeTap · ph · 2026-10-23 · 1 upvotes · similarity 0.43
- GEONARY · ph · 2026-09-21 · 1 upvotes · similarity 0.43
- Gravity · hn · 2026-06-09 · 217 upvotes · similarity 0.42
- Atlas · ph · 2026-11-14 · 1 upvotes · similarity 0.42
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