Etiqueta: galaxies
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The Coma galaxy cluster
Galaxy Clusters Galaxy clusters are groups of hundreds of galaxies that are bound together by the force of gravity in a region of space. At the center of a cluster there is usually a huge elliptical galaxy, so massive that its gravitational pull helps keep the rest of the galaxies in the cluster orbiting around…
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NGC 2997
About this galaxy NGC 2997 is a spiral galaxy, with a slightly warped disc, like the disc of the Milky Way. The presence of globular superclusters of stars in the centre is a feature that distinguishes this galaxy from our own. It is 30 million light-years away from us and is seen in the southern…