Magnetopause displacements: the possible role of dust Annales Geophysicae DOI 10.5194/angeo-29-2219-2011 1 December 2011 Large compressions of the magnetopause are proposed to occasionally result from temporary encounters of the magnetosphere with dust streams in interplanetary space. Such streams may have their origin in cometary dust tails or asteroids which cross the inner heliosphere or in meteoroids in Earth’s vicinity. Read more