Dictionary term
Canopus
Direct answer
Canopus is Alpha Carinae, a luminous evolved star and the second-brightest star in the night sky by apparent magnitude.
Canopus is Carina's brilliant southern navigation star, second only to Sirius in apparent brightness.
Canopus is Carina's brilliant southern navigation star, second only to Sirius in apparent brightness.
A symbolic locator, not a substitute for an observational chart at a specific place and time.Quick reference
- Use when
- Find Canopus well south of Sirius from latitudes where it rises; use it to enter Carina's rich fields.
- Do not use it for
- Its very low altitude can intensify atmospheric reddening and twinkling for northern observers.
- Reference category
- Constellations & Star Lore
- Related terms
- Alpha Centauri, Proxima Centauri, Capella, Procyon
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The story behind Canopus
The name has deep classical and navigational usage and is now standardized by the IAU.
Canopus in spiritual tradition
Canopus shows how the same star can be a horizon visitor or a commanding beacon depending on place.
Canopus: 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.
Canopus in numerology
Canopus 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 Canopus matters
Its brightness and southern position made it a long-standing reference for navigation and spacecraft attitude sensing.
Canopus at work: an example
From low northern latitudes Canopus skims the horizon, while southern observers see it high and steady.
Where interpretation stops
Canopus 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:
- IAU Division C Working Group on Star Names - Official IAU working group responsible for standardizing star names used in international astronomy.
- CDS SIMBAD Astronomical Database - Professional astronomical database for stellar identifiers, positions, classifications, and bibliography.
- Source
- The Great Almanac Dictionary
- Category
- Constellations & Star Lore
- Also appears in
- Constellations & Star Lore
- Aliases
- None listed
- Last updated
- 2026-07-16
Navigate south by Canopus
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Common questions
What is Canopus?
Canopus is Alpha Carinae, a luminous evolved star and the second-brightest star in the night sky by apparent magnitude.
How is Canopus used in an almanac?
Find Canopus well south of Sirius from latitudes where it rises; use it to enter Carina's rich fields.
What should I avoid when interpreting Canopus?
Its very low altitude can intensify atmospheric reddening and twinkling for northern observers.
