Dictionary term
Circinus
Direct answer
Circinus is a small southern constellation named for a pair of drawing compasses and positioned beside Centaurus.
Circinus is a compact southern instrument constellation representing compasses.
Circinus is a compact southern instrument constellation representing compasses.
A symbolic locator, not a substitute for an observational chart at a specific place and time.Quick reference
- Use when
- Use Alpha Centauri and Triangulum Australe to bracket Circinus, then confirm its narrow triangle on a chart.
- Do not use it for
- Circinus the constellation is not the same object as the much more distant Circinus Galaxy inside its boundary.
- Reference category
- Constellations & Star Lore
- Related terms
- Cetus, Chamaeleon, Columba, Coma Berenices
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The story behind Circinus
Lacaille introduced Circinus in the eighteenth century as one of several constellations honoring scientific tools.
Circinus in spiritual tradition
Circinus places a tool for making circles in a Galaxy whose forms exceed any compass.
Circinus: fact and faith, kept distinct
This is a factual sky reference. It can support wonder and orientation without turning a measured position or inherited pattern into a claim of fate or private revelation.
Circinus in numerology
Circinus is not a numerology claim. Any numbers attached to it should retain their ordinary scientific, calendrical, navigational, or historical meaning unless a separate symbolic interpretation is clearly labeled.
Why Circinus matters
The region contains the nearby active Circinus Galaxy, obscured at visible wavelengths by the Milky Way.
Circinus at work: an example
Alpha Circini is an unusual rapidly oscillating chemically peculiar star and the constellation's main naked-eye anchor.
Where interpretation stops
Circinus is presented as sourced astronomy, calendrical, Earth-science, cultural, or instrument-history reference. Definitions should distinguish measured phenomena from civil convention and historical interpretation, preserve location and time dependencies, and avoid turning factual sky data into a deterministic personal claim.
Sources and editorial method
Research references used for this entry include:
- International Astronomical Union: The Constellations - Official names, abbreviations, and boundaries for the 88 modern constellations.
- NASA Space Place: What Are Constellations? - NASA introduction to constellation regions, patterns, visibility, and seasonal sky changes.
- Source
- The Great Almanac Dictionary
- Category
- Constellations & Star Lore
- Also appears in
- Constellations & Star Lore
- Aliases
- None listed
- Last updated
- 2026-07-16
Draw the tiny compasses beside Centaurus
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More in Constellations & Star Lore
Common questions
What is Circinus?
Circinus is a small southern constellation named for a pair of drawing compasses and positioned beside Centaurus.
How is Circinus used in an almanac?
Use Alpha Centauri and Triangulum Australe to bracket Circinus, then confirm its narrow triangle on a chart.
What should I avoid when interpreting Circinus?
Circinus the constellation is not the same object as the much more distant Circinus Galaxy inside its boundary.
