Image of the Day: The Unbearable Beauty of the Milky Way's Hidden Star-Birth Regions

Astronomers Bania and Loren Anderson of the Astrophysical Laboratory of Marseille in France have discovered about 450 hidden stellar nurseries in the Milky Way where rare colossal stars many times bigger than the sun are being born. The discovery doubles the number of known sites in the northern reaches of the galaxy where massive stars are born, said Tom Bania of Boston University, who estimats that there could be another 4,000 or so fainter massive-star birth regions awaiting discovery throughout the galaxy.

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