Geospace bụ mpaghara nke mbara igwe dị nso n'ụwa, gụnyere ikuku elu na magnetosphere. Ihe ndị a dị na mbara igwe dị n'èzí bụ magnetopause, nke na-eme ka interface dị n'etiti magnetosphere ụwa na ifufe anyanwụ. N'ime ime bụ ionosphere. Ọnọdụ ihu igwe na-agbanwe agbanwe nke geospace na-emetụta omume nke Sun na ifufe anyanwụ; isiokwu nke geospace jikọtara ya na heliophysics <unk> ọmụmụ nke Sun na mmetụta ya na mbara ala nke Solar System. A na-ejikọta magnetopause nke anyanwụ n'ehihie site na nrụgide anyanwụ-ifufe.
ihe ndị na-eme ka ụzarị ọkụ na ionosphere