Solar System Moons
Solar system moons, their parent planets, diameters in kilometers, and discovery years.
Download optionsThe records
10 of 46 records ยท Select a column heading to sort.
| ID | Moon name | Planet | Diameter km | Discovery year |
|---|---|---|---|---|
| 1 | Moon | Earth | 3475 | Prehistoric |
| 2 | Phobos | Mars | 22 | 1877 |
| 3 | Deimos | Mars | 12 | 1877 |
| 4 | Io | Jupiter | 3643 | 1610 |
| 5 | Europa | Jupiter | 3122 | 1610 |
| 6 | Ganymede | Jupiter | 5262 | 1610 |
| 7 | Callisto | Jupiter | 4821 | 1610 |
| 8 | Amalthea | Jupiter | 167 | 1892 |
| 9 | Himalia | Jupiter | 170 | 1904 |
| 10 | Thebe | Jupiter | 99 | 1979 |
Free sample files (up to 10 rows): CSV JSON XML
Scope and sources
Last changed: July 19, 2026. This may reflect a change to the data or its description; it is not a coverage-through date.
- NASA JPL Solar System Dynamics, Planetary Satellite Physical Parameters (used with permission)
A complete download includes all 46 records currently held in this dataset. Check the description and sources to decide whether its scope fits your project.
Use this dataset through the API
GET https://mysafeinfo.com/api/data/solarsystemmoonsChoose a format, sort, or request fewer rows. A pass key gives access to the complete dataset. See the examples and parameters.
Without a pass, sorting and randomization apply only to the fixed 10-row sample.