According to experts, has formed a cluster about three million years ago.
National space Agency NASA has reported a cluster of supermassive stars.
According to researchers, this cluster has been seen recently.
On the eve of NASA has posted online a photo of a cluster Westerlund 1. The cluster of stars the greatest number of very rare hypergiant. The estimated weight of such constellations a thousand times greater than the mass of the main earth – Sun. To meet such stars in the milky Way rarely works.
According to experts, has formed a cluster about three million years ago. Despite this, his age is small, in comparison with the same Sun, which is more than 4.5 billion years. Chemical composition hypergiants are essentially the same.
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