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What factors determine if a massive star (say, 100 solar masses) forms instead of a Sun-like star?

Theophanis Katapodis, Pallini, Athens, Greece
RELATED TOPICS: STAR FORMATION
Stellar-creation-alma
Stars of all masses form from dense clumps within exceptionally cold molecular clouds. These clouds fragment into low-mass seeds from which Sun-sized objects grow. Massive stars tend to form at the centers of high-mass reservoirs of gas.

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