... ed particles emitted by the Sun (right). The Earth's magnetic field deflects these particles, forming a wake-like pattern of field lines that is compressed on the sunward side and trails over a million kilometres away from the Sun on the other side o ...

... c white dwarf stripping matter from a closely orbiting red dwarf partner. As the stolen material is funnelled along magnetic field lines, it encounters the white dwarf's magnetic pole. There the gas is compressed, and a violent but localised fusion r ...