About this app
Explore the solar system in thousands of hours of articles and pictures covering everything from Ariel to Sol. Our Encyclopedia of the Solar System contains beautiful HD photos, great organization and user interface and the most comprehensive information about the solar system you may want to know. Our Encyclopedia of the Solar System can be used by anyone. It can be a kid's encyclopedia to help them learn about the solar system, or it can be an informative tool for anyone that is interested in the solar system. We have worked diligently to select the best photos and create content that is engaging, easy to understand and relevant. CHI Encyclopedia of the Solar System looks stunning on both iPhone and iPad. We have also thought of a way to motivate you to read more -collect different badges for reading select articles or groups of articles. We also made the encyclopedia to be available entirely offline (so you can read it in the car or on a plane). CHI Encyclopedia of the Solar System — All bodies of Sol are included from A-Z — Neat organization and beautiful HD photos — Relevant information about the solar system that is nicely written — Great for all ages — Available offline, read it on the go Simple, intuitive and elegant. With CHI Encyclopedia of the Solar System you can learn everything about the solar system.
Latest release
What’s New
This update from Apple will improve the functionality of this app. No new features are included. New Look & Feel.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 12, 2026 · 6:07 PM Free
Screenshots
