Archive puzzle · September 11, 2026
Largest moons in the solar system by diameter (km)
Archive plays are unscored and do not affect your streak or today's leaderboard.
About this puzzle
This archive puzzle asks you to put five items in order for "largest moons in the solar system by diameter (km)". The ranking runs largest to smallest. The values behind the ranking are closer together than most people expect, so the order that feels obvious is usually off by at least one position.
Ranked largest to smallest · diameter in kilometers
What's in this puzzle
Listed alphabetically, without their values - the answer order stays hidden until you play.
- Callisto
- Earth's Moon
- Ganymede
- Io
- Titan
Read the facts
Every item in a Sortations puzzle comes with the story behind its number. The Facts Library collects them all, already solved and safe to read.
Read the facts for this subjectMore puzzles like this
More rankings from the archive.