Caldwell 1
C1
📋 A written introduction is coming — for now this page shows official values only.
Object
- Type (NASA)
- Open Cluster
- Distance from Earth
- 5,400 light-years
- Apparent magnitude
- 8.1 mag
- NASA description
- Also known as NGC 188, this group of stars formed from a large cloud of gas making the stars roughly the same age.
Source:NASA Hubble (Messier/Caldwell catalogs) · checked 2026-11-02 ↗
Related
Constellation
In everyday life
- Light from this object takes about 5,400 years to reach Earth — the light you see tonight left 5,400 years ago (official distance ÷ speed of light).
- At magnitude 8.1 it is fainter than the naked-eye limit (about 6) — you need binoculars or a telescope.
- It lies in Cepheus — find the constellation first to know where to look.