Caldwell 80
C80
👁️ Naked-eye
📋 A written introduction is coming — for now this page shows official values only.
Object
- Type (NASA)
- Globular Cluster
- Distance from Earth
- 17,000 light-years
- Apparent magnitude
- 3.7 mag
- NASA description
- Better known as Omega Centauri, Caldwell 80 is home to around 10 million stars.
Source:NASA Hubble (Messier/Caldwell catalogs) · checked 2026-11-02 ↗
Related
Constellation
In everyday life
- Light from this object takes about 17,000 years to reach Earth — the light you see tonight left 17,000 years ago (official distance ÷ speed of light).
- At magnitude 3.7 it is bright enough for the naked eye (limit about 6) — look from somewhere dark.
- It lies in Centaurus — find the constellation first to know where to look.