James Webb Telescope discovers some quasars that seem to exist in isolation
Astronomers using the James Webb Space Telescope discovered ancient quasars in unexpected isolation, challenging existing theories about their formation and suggesting unknown mechanisms for their growth in the early universe.
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Astronomers utilizing the James Webb Space Telescope (JWST) have made a significant discovery regarding ancient quasars, which are extremely bright regions at the centers of galaxies powered by supermassive black holes. These quasars, dating back over 13 billion years, were found to exist in unexpected isolation, challenging existing theories about their formation. Traditionally, it was believed that quasars formed in dense regions of primordial matter, surrounded by numerous galaxies. However, the study revealed that some quasars are located in relatively empty cosmic voids, raising questions about how they could have grown so massive without sufficient surrounding material. The research team, led by MIT, analyzed the environments of five ancient quasars and found a surprising diversity in their cosmic neighborhoods. While some quasars were surrounded by over 50 galaxies, others had only a couple, contradicting the standard model of black hole growth and galaxy formation. This finding suggests that there may be unknown mechanisms at play in the early universe that allowed these quasars to develop in isolation. The results, published in the Astrophysical Journal, indicate that our understanding of the early universe and the formation of supermassive black holes may need to be reevaluated.
- JWST discovered ancient quasars existing in isolation, challenging existing formation theories.
- Some quasars were found in cosmic voids with few neighboring galaxies.
- The findings suggest unknown mechanisms may have contributed to quasar growth.
- The research raises questions about the standard model of black hole and galaxy formation.
- The study emphasizes the need for further investigation into the early universe's conditions.
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8 commentsfirst brown dwarfs seen in other galaxies too
https://bsky.app/profile/philplait.bsky.social/post/3l7bssmh...
tl;dr there's a lot of dust around the quasar
Astronomy has a big problem with people overhyping their results
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