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Miky Way Galaxy By the Numbers

400 Billion
Estimated Total Stars

3 Trillion
Estimated Total Planets

4,197
Total Planets Discovered

0
Truly Earth-Like Planets Discovered

Articles

Exoplanet Blog
Planet Hunters

Data Sources

NASA
Exoplanet.eu
Planetary Habitability Laboratory
Open Catalogue Exchange
Habitable Zones Around Main-Seqence Stars
Wikipedia
iStockPhotos
Textures for Planets

Contact

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Links

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