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New Images Reveal Sagittarius A*'s Magnetic Turbulence

8/29/2025

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Summary

Story summary

Recent images of Sagittarius A*, the Milky Way's black hole, show strong magnetic fields, as reported by Sara Issaoun from Harvard.
This contrasts with the more stable M87 black hole, previously imaged in 2022.
Astronomers studying the quasar RXJ1131-1231 observed brightness changes indicating microlensing effects, suggesting a hot, magnetic corona around the supermassive black hole.

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Story summary

Recent images of Sagittarius A*, the Milky Way's black hole, show strong magnetic fields, as reported by Sara Issaoun from Harvard.
This contrasts with the more stable M87 black hole, previously imaged in 2022.
Astronomers studying the quasar RXJ1131-1231 observed brightness changes indicating microlensing effects, suggesting a hot, magnetic corona around the supermassive black hole.