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Post Info TOPIC: SDC 335.579-0.292


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ALMA Prenatal Scan Reveals Embryonic Monster Star

New observations using the Atacama Large Millimeter/submillimeter array (ALMA) have given astronomers the best view yet of a monster star in the process of forming within a dark cloud. A stellar womb with over 500 times the mass of the Sun has been found - the largest ever seen in the Milky Way - and it is still growing. The embryonic star within the cloud is hungrily feeding on material that is racing inwards. The cloud is expected to give birth to a very brilliant star with up to 100 times the mass of the Sun.
The most massive and brightest stars in the galaxy form within cool and dark clouds but the process remains not just shrouded in dust, but also in mystery. An international team of astronomers has now used ALMA to perform a microwave prenatal scan to get a clearer look at the formation of one such monster star that is located around 11 000 light-years away, in a cloud known as the Spitzer Dark Cloud (SDC) 335.579-0.292.
 
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Astronomers witness birth of Milky Ways most massive star

The team used the new ALMA (Atacama Large Millimetre/submillimetre Array) telescope in Chile - the most powerful radio telescope in the world - to view the stellar womb which, at 500 times the mass of the Sun and many times more luminous, is the largest ever seen in our galaxy.
The researchers say their observations - to be published in the journal Astronomy and Astrophysics - reveal how matter is being dragged into the centre of the huge gaseous cloud by the gravitational pull of the forming star - or stars - along a number of dense threads or filaments.

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