Galactic magnetism

Simulation offers new insight on how the Milky Way formed.

Present-day magnetic field strength in a Milky Way-like galaxy. Streamlines indicate the direction of the magnetic field lines. Credit: Robert J. J. Grand, Facundo A. Gomez, Federico Marinacci, Ruediger Pakmor, Volker Springel, David J. R. Campbell, Carlos S. Frenk, Adrian Jenkins and Simon D. M. White.