Igwe Ọkụ Astra bụ otu ogwe aka nkecha igwe kwụ otu ebe na -eme ihe ndozi aluminiiki emebere aru. Astra jikọtara ọnụ elu siri ike na ahụ dị ọcha na nsonaazụ dị ọcha ma mara mma. Otu akụkụ nke ogwe aka aluminom abụghị naanị ihe dịgidere kama ọ na-emekwa ka Astra na-ese n'elu aka aka nke na-enye obosara nke mbara. Astra nwere ahịrị dị warara mmapụta, osisi ahụ agaghị eme ka ndị mmadụ nwute n'akụkụ nke ọzọ nke ụzọ. Astra na-enye igwe kwụ otu ebe anya ya na-egbu maramara na-eme ka okporo ụzọ dị.