Globular cluster in Andromeda
B039
A ball of hundreds of thousands of old stars orbiting Andromeda — older than the Sun by billions of years.
Measured
- Distance
- about 2.5 million light-years
How far, from the Sun
About 2.5 million light-years. To cross it:
- Light2.5 million years
- Voyager 1's speed44.4 billion years
- Driving at 100 km/h27 trillion years
Voyager 1 at the speed it moved outward over the year to 2026-10-25 (JPL Horizons). Driving: nonstop, never refuelling.
Facts
- Magnitude 16.0 from Earth.
- Metals at about 24% of the Sun's.
- Its depth along our line of sight is not measured; it is drawn at Andromeda's distance.
Where this comes from
- Revised Bologna Catalogue v5 (Galleti et al.)
Every catalogue Ouranos draws is credited on the credits page.