Stars emerge fully grown from their natal clouds of gas and dust. Many are only a fraction of the sun’s size, but some are behemoths. However, a new study suggests that no star in our galaxy can weigh more than 150 times the mass of the sun.
WHICH IS CLEARER? Images of the Arches cluster, taken by three different telescopes, reveal progressively more detail in this dense collection of some 2,000 stars.
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