Globular Cluster M5

Messier 5 (M5) is a globular star cluster, 100,000 stars or more, bound by gravity and packed into a region around 165 light-years in diameter. It lies some 25,000 light-years […]

NGC7789 – Open Cluster

NGC 7789 is an open cluster in Cassiopeia. An open cluster is a group of up to a few thousand stars that were formed from the same nebula and have roughly the […]

Globular Cluster M107

Our galaxy has ~150 Globular Clusters. These are group of stars that have about 100,000 to 500,000 stars and are bound to each other due to a central Black Hole […]

M56 – Globular Cluster

If our Sun were near the center of M56, the night sky would glow like a jewel box of bright stars. Hundreds of stars would glow brighter than Sirius, and […]

M15 Globular Cluster

Next is a Globular Cluster named M15. A globular cluster is a spherical collection of stars that orbits a galactic core as a satellite mini-galaxy. Globular clusters are very tightly […]

M3 – Globular Cluster

M3 – A globular cluster – is an immense ball of half a million stars older than the Sun, held in gravitational embrace by a large black hole (about 5000 […]