Scientists have long been puzzled about the relationship between galaxies and black holes, traditionally believing galaxies formed first, with black holes emerging from gigantic stars. However, new findings from NASA’s James Webb Space Telescope challenge this view by showing that some supermassive black holes might form without the collapse of stars or massive galaxies.
The study focused on Abell2744-QSO1 (QSO1), a small celestial object visible only 700 million years after the Big Bang. It has been magnified and triple-imaged by the galaxy cluster Abell 2744, making it easier to study. Observations indicate that QSO1 hosts a supermassive black hole of about 50 million solar masses, which accounts for two-thirds of its total mass, far greater than typical ratios seen in nearby galaxies.
Using advanced instruments, researchers calculated the mass of the black hole based on the behavior of surrounding hydrogen gas, evidencing its immense gravitational influence. This finding suggests QSO1’s black hole did not slowly form from smaller black holes but might have originated as a “heavy seed” in the early universe.
These findings highlight the existence of primordial black holes and may imply that supermassive black holes existed before their host galaxies. Further analysis of similar objects will refine our understanding of black hole formation in the early universe.
The research represents a significant shift in how we view black hole formation, providing valuable insights into the cosmos’s origins.
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