Sections

Asteroids
Clusters
Comets
Concepts
Constellations
Galaxies
Moons
Nebulae
Planets
Stars
Surface features

Catalogues

Star names
Bayer stars
Flamsteed stars
Other stars
Messier objects
NGC objects
IC objects

Tools and Links

Planet Wheel
Planet Wheel App
Latest updates
Links and awards
E-mail

Open Cluster
Galactic Cluster

The term used to describe loose, open groups of related stars. Such clusters tend to be young, with the stars that make them up often having formed together. The Pleiades is an example of a comparatively bright and nearby open cluster.

Indexes

Main Index

Concepts Index

Star Clusters Index

Related Entries

Ara

Crux

Gorgonea Tertia

Pleiades

Star Cluster