Story perspectives
Event Horizon Telescope Reveals M87* Magnetic Field Reversal
9/28/2025
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Story summary
- The Event Horizon Telescope (EHT) finds a reversal in M87*'s magnetic field between 2017 and 2021.
- Polarized light observations reveal dynamic magnetized plasma near the black hole's horizon.
- M87* lies 55 million light-years away, mass 6.5 billion solar masses.
- Future EHT observations aim to produce a 'movie' of M87*, clarifying jets' role in galaxy evolution.
