Learn About Galaxy Clusters

Galaxy Clusters(def.): def. Galaxies can swarm together to form groups and clusters of galaxies held together by their mutual gravity. X-ray observations show that these enormous systems of galaxies are filled with colossal clouds of hot gas.

Galaxy clusters are the largest objects in the Universe held together by gravity. Chandra detects the superheated gas that fills the space between the hundreds and thousands of galaxies in these enormous clusters. Galaxy clusters are used to investigate mysteries of dark matter and dark energy. More >

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Galaxy Cluster Blog
fiery star outburst in outer space
Monster "El Gordo" Galaxy Cluster is Bigger than Thought
This is a composite image of X-rays from Chandra and optical...

 

 

 

 

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