# Sol's system and its neighbors — Our solar system and beyond

> Reference app for solar system bodies and star catalog with detailed astronomical data. (iPhone/iPad app by Claude Johnson.)

- Source: https://appshunter.io/ios/app/sols-system-and-its-neighbors/id1454193459 (this page in markdown: same URL + `.md`)
- Developer: [Claude Johnson](https://appshunter.io/developer/1441385712)
- Category: Reference
- Price: Free
- Rating: 3.00/5 from 4 App Store ratings
- Age rating: 4+
- Requires: iOS 10.0 · 56 MB
- Languages: American English
- Released: 2019-04-18
- Data updated: 2026-08-08
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/sols-system-and-its-neighbors/id1454193459/reviews.md

## What is Sol's system and its neighbors?

Reference application for the main bodies of our solar system Ex. Aphelion, perihelion, eccentricity, radius, mass, atmospheric composition, etc (total of 25 fields).

Also the communication delay to Earth (min & max)

Tap on a data of a planet to get its definition.

Since version 2.0
Contains the HYG Database v3.0 (119,613 stars) - This database contains all stars in the Hipparcos, Yale Bright Stars, and Gliese catalogs. You can sort the database by name, magnitude, position, distance while setting the maximum magnitude of the objects you want.

You can choose to display the name of the stars according to the Bayer / Flamsteed , the Gliese Catalog of Nearby Stars, the Hipparcos  or its proper designation.

You can choose to display the distance of the stars in parsecs or light years.

You can search the database by Right Ascension

## Key features

- Detailed planetary data (25 fields)
- Communication delay to Earth
- Definitions for planetary data
- HYG Database v3.0 (119,613 stars)
- Star sorting by name, magnitude, position
- Search stars by Right Ascension
- Display star names by catalog


## Frequently asked questions about Sol's system and its neighbors

### What information does Sol's system and its neighbors provide about planets?

Sol's system and its neighbors offers detailed data for planets, covering 25 fields such as aphelion, perihelion, eccentricity, radius, mass, and atmospheric composition. It also includes the communication delay time to Earth.

### Does Sol's system and its neighbors include information on stars?

Yes, since version 2.0, the app incorporates the HYG Database v3.0, which contains 119,613 stars from the Hipparcos, Yale Bright Stars, and Gliese catalogs. You can sort and search this database.

### How can I search for stars in Sol's system and its neighbors?

You can search the star database by Right Ascension. Additionally, the database can be sorted by name, magnitude, position, and distance, allowing you to filter by maximum magnitude.

### What star designation systems are supported in Sol's system and its neighbors?

The app allows you to choose to display star names according to the Bayer/Flamsteed designation, the Gliese Catalog of Nearby Stars, the Hipparcos catalog, or its proper designation.

### Can I view star distances in different units?

Yes, you can choose to display the distance of stars in either parsecs or light years within the application.

### What is the age rating for Sol's system and its neighbors?

Sol's system and its neighbors has an age rating of 4+, making it suitable for young children and up.

### On which devices can I use Sol's system and its neighbors?

Sol's system and its neighbors is available on iPhone, iPad, and iPod devices.

### How often is Sol's system and its neighbors updated?

The app was last updated on May 10, 2019, to version 2.4.0. Prior to that, version 2.0 was released on April 18, 2019.

## Version history (last 2 releases)

### 2.4.0 — 2019-05-10

- Added links to Wikipedia for the other moons of our solar system
- Better definitions of some of the astronomical terms

### 2.3.0 — 2019-04-17

No release notes.

## More apps by Claude Johnson

- [Write abc](https://appshunter.io/ios/app/write-abc/id1441385713)
- [RA/Dec - AZ/Alt](https://appshunter.io/ios/app/radec-azalt/id1469870275)
- [Virtual telescope](https://appshunter.io/ios/app/virtual-telescope/id1470830440)

All apps by Claude Johnson: https://appshunter.io/developer/1441385712

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-08.*