Star Clusters Yet another standard! Though, actually, Hubble used Globular Clusters as a standard to help prove that Andromeda was a Galaxy far far away

Star Clusters Smaller than Galaxies!!! Found in galaxies! Globular Clusters – a group of stars: –Like a globe – 100,000 to Millions of Stars –Orbit the galaxy, forming a Halo Open Clusters – a group of stars: –No specific shape – tens of stars to thousands of stars –Can be found anywhere in the galaxy – formed in the same location

Globular cluster

M22

Omega Centauri

Open Cluster M7

NGC 3293

Makalii Pleiades Subaru Mata alii

Another Pleiades

Disclaimer Aloha I put together these power points for use in my science classes. You may use them in your classes. Some images are public domain, some are used under the fair-use provisions of the copyright law, some are mine. Copyright is retained by the owners! Ted Brattstrom