Guide 220 / 366 4 swaps Formal register
Professional words for “galaxy”
Three astronomical scales above and below "galaxy."
i · When it mattersTwo lines, no filler
Searches for synonyms of "galaxy" often want neighbouring scales — solar system (smaller), universe (larger), or specific galaxy types.
ii · The swaps4 ways
- 01Solar system neutral
one star and its planets
Our solar system has eight planets.
- 02Universe neutral
everything that exists
The observable universe contains ~2 trillion galaxies.
- 03Constellation neutral
a pattern of stars (apparent only)
Orion is a constellation, not a galaxy.
- 04Cluster neutral
a group of galaxies
The Local Group is our galaxy cluster.