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Neutron-star physics · ~10¹⁴–10¹⁵ gauss

The Magnetar Magnetic Field

The most powerful magnetic fields known in the Universe — around a hundred trillion to a quadrillion gauss — carried by magnetars, a class of young neutron star. The decay of this colossal field powers their X-ray and gamma-ray flares, including the giant flares bright enough to be detected across the Galaxy and beyond.

Highlights

  • The strongest magnetic fields in the Universe

Knowledge connections

Sources

The primary and reference sources this topic draws on.

  • NASANational Aeronautics and Space Administration

    Mission data, planetary science, space telescopes, and public-domain imagery.

    Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.