Globular star cluster M15,Hubble Space Telescope (HST) image. This is a sphere of hundreds of thousands of stars,which lies around 33,000 light years from Earth in the constellation Pegasus. It is approximately 13 billion years old. M15 is one of the densest and brightest globular star clusters. The bright blue sphere to the lower left of the core is a planetary nebulaa glowing shell of gas cast off by a Sun-like star near the end of its life | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / STScI / ESA / NASA |
Bildgröße: | 4207 px × 4207 px |
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