Milky Way's magnetic field

The impressive shape of our Galaxy’s (Milky Way) magnetic field and its temperature, captured by the Planck spacecraft.

Images © ESA- Planck, Marc-Antoine Miville-Deschenes

The European Space Agency explains: Colors draw the thermal emission of dust while the reliefs draw the galactic magnetic field.

The colors show temperature, with dark red the hottest and dark blue the coldest.

Milky Way) magnetic field 2

source European Space Agency